Omaha homeowners, here's how to shut off the water to your sprinkler system without shutting off the water to your whole house. This is useful information ...Step 1: Locate the main valve. Turning off a sprinkler system may seem like a daunting task, but it’s actually quite simple. The first step in turning off your sprinkler system is to locate the main valve. This valve is typically located near your water meter or where your sprinkler system connects to your house.Jul 4, 2011 ... The indexing valve works either manually or fully automatic with a controller to turn the water supply on and off (pump or solenoid). The ...Amazon.com : Orbit 57241 Solenoid for Automatic and Electric Sprinkler Valves, 24-Volt : Automatic Lawn Underground Sprinkler Systems : Patio, Lawn & GardenA master valve is an electric valve installed at the supply point which controls water flow into the main piping system. When this valve is closed water will not be supplied to the irrigation system. …Jan 10, 2016 ... A step by step tutorial on how to replace or upgrade a sprinkler valve. No more leaky valves. Get this, and all the things we've used on ...Premium Pick: Weathermatic 11024FCR-15D. "A 1.5-inch inline valve with max. pressure of 200 psi, reverse flow design and diaphragm’s self-cleaning …All About Sprinkler Systems; Drip Irrigation Basics; Sprinkler Installation Guide; Spring Sprinkler Tune-Up; Preparing for Winter; Working with Contractors; ... Diaphragm Replacement Kit for CP/CPF and DAS Valves. Click for more info. Diaphragm Replacement Kit for Jar Top Series Valves. Click for more info. Valve Solenoid Replacement Kit.1. Broken O-Rings or Seals. This is one of the most common causes of sprinkler leaks. The good news? This type of leak can easily be fixed with a simple O-ring …Amazon.com : Orbit 57020P 1" FPT 100 Series Automatic Inline/Angle Sprinkler Valve with Flow Control : Hydraulic Valves : Patio, Lawn & Garden Skip to main ... Orbit Sprinkler System 3/4-Inch NPT Jar Top Valve 57460 Green (Pack of 1) 4.5 out of 5 stars ...Metal pipes and the old fashioned brass champion sprinkler heads. In one of the two zones, the first sprinkler head has been slowly leaking, even when the system is …Sprinkler System Maintenance & Testing Guidance. PUBLISHED. 10 May 2021. SHARE. Sprinklers are known to be an extremely effective way of controlling the spread of fire, but like all systems, they must be maintained. Guidance differs slightly for sprinkler systems designed to the minimum standard of BS EN 12845 for the safety of …In an evaporative emission control system, the purge valve works by controlling the amount of vapor from the charcoal canister. In modern cars, the engine computer controls the pur...The flow control valve on a boiler regulates the flow of hot water to the system. It is part of the hot water supply side of the boiler and one of the major components of a hot wat... Sprinkler valves are one of the most important parts of a sprinkler system. Controlling the flow of water to the irrigation system is the job of irrigation valves. The majority of today's valves are made of high-quality industrial plastic or PVC. In rare cases, you can even get them in a brass design. RESIDENTIAL SPRINKLER SYSTEM Design Guide RESIDENTIAL SPRINKLER SYSTEM Design Guide 5 SPRINKLER SYSTEM CAPACITY WORKING bar PRESSURE kPa 1.7 2.0 2.4 3.0 3.5 3.8 170 200 240 300 350 380 Note: Service lines are based on 30 m of thick-walled PVC. Deduct 7.6 l/min for copper pipe. Deduct 19 l/min for new galvanised pipe.The sprinkler discharges water automatically when a fire is detected, though it is not triggered by smoke. It controls or extinguishes the fire, so is both a fire detection and suppression system. Sprinkler systems have been around since the late 19 th century, when they were pioneered by Hiram Stevens Maxim.Oct 14, 2010 ... The Orbit expert gives a step-by-step tutorial on how to replace a sprinkler valve solenoid ... Sprinkler System Solenoid Troubleshooting.Step 1: Design the Layout. Design the sprinkler system’s layout and define all the zones for each valve. The sprinkler systems typically have a large header from which you branch off circuits to the separate zones. A manifold can manage multiple header lines branching from a central location if necessary.Whether you’re protecting your family at home or your assets at work, fire safety is a serious consideration. A fire sprinkler system makes it possible to instantly tackle any blaz...How to Replace a Sprinkler Valve. 1. Turn off the power and water. To replace a solenoid sprinkler, turn off the water to the system and turn off electricity to the system at the control panel. 2. Temove the solenoid connectors and assembly. Locate and open the valve box. Unscrew the solenoid connectors and remove the assembly.Irrigation valves are complex products that can be intimidating to install and maintain. When a valve isn’t turning on as expected, it’s a concern for any ir...6.5.5.5. Sprinkler system water supply pressure shall be tested annually with the main drain valve fully open to ensure that there are no obstructions or deterioration of the main water supply. 6.5.5.6. The test prescribed in Article 6.5.5.5. shall be conducted after any sprinkler system control valve has been operated.How long do engine valves last? Visit HowStuffWorks to learn how long engine valves last. Advertisement Spend enough time talking to car guys and car girls and eventually you'll pr...If a pressure of less than 25 psi or greater than 125 psi is measured, contact the utility department for further investigation. If home pressure appears to be acceptable, but the irrigation pressure seems low, check the following items. Verify the isolation valve for your irrigation system is completely open.If you choose this type, purchase one unit for each control valve located on the landscape. These are the cheapest of backflow preventers; however, most cities don’t allow them in irrigation systems. When installed, each must be at least 6″ above the highest sprinkler head in the zone it protects. If you have several control valves ...As previously mentioned, select a test and drain valve with a sight glass to provide a visual confirmation of active water flow through the system. Although they come in different sizes, a valve with a ½” orifice will simulate the flow of a 5.6K sprinkler head, which is the most common size. Otherwise, a 17/32” orifice will simulate the ...A fire sprinkler is the component of a fire sprinkler system that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been exceeded. Fire sprinklers are extensively used worldwide, with over 40 million sprinkler heads fitted each year. In buildings protected by fire sprinklers, over 99% of fires were …Head back to the main sprinkler control valve and slowly open it. Twist it until it’s about ¼ a quarter of the way open and leave it for a few minutes, listening for water flow. Next, move it to the halfway point and wait a few minutes again. Once the water stops flowing, open the valve all the way.If you own a sprinkler system, chances are you will need to replace a sprinkler valve sometime during the life of your installation. Learning how to replace a sprinkler valve is easy with our simple steps and you will be done in no time at all. If you have any trouble with your project, please contact us and a member of our staff can help you with your question.Mitral valve surgery is surgery to either repair or replace the mitral valve in your heart. Mitral valve surgery is surgery to either repair or replace the mitral valve in your hea... A valve or valves in a configuration for the purpose of preventing water that has entered the irrigation system from flowing back into the potable water system. In terms of health and safety, this is the most critical component of any lawn sprinkler system. Whether above or below ground, this unit should always be downstream from the isolation ... Your may need to turn your sprinkler system off manually. Here we highlight 3 of the different ways you can turn your sprinkler and irrigation system off yo... 100DVSS - 1 in. DV Series Inline Plastic Residential Irrigation Valve - Slip x Slip. $35.14. Add to Cart. 100EFBCP - 1 in. Brass Irrigation Valve. $314.00. Add to Cart. 100HV9V NPT - 1 in. HV Series 9 Volt Inline Sprinkler Valve - Female x Female Threaded. $36.82. Add to Cart. A fire sprinkler system consists of a water supply system, providing adequate pressure and flowrate to a water distribution piping system, onto which fire ...Remove the original spigot and replace it with a galvanized or brass tee. Match the size of the outlets with the faucet and irrigation pipe you are using. Reattach the faucet. Install a nipple (a short pipe with threads on each end) into the tee fitting’s stem. Connect the shut-off valve to the nipple.Nelson Irrigation Whole Goods Catalog. PDF. 1000 Series Valve & TWIG Wireless Automation Catalog. 800 Series Valve Overview. 1000 Series Valve Overview. Nelson Irrigation Control Valves. Without proper air and water control, problems such as pressure fluctuations and water hammer can occur. Nelson’s 800 and 1000 Series Valves provide ...Omaha homeowners, here's how to shut off the water to your sprinkler system without shutting off the water to your whole house. This is useful information ...The sprinkler system specified under AS 2118.4 has been designed for use in low-rise residential buildings. AS 2118.4 also takes into consideration the economic aspects of a sprinkler system. ... S17C10(2) requires that sprinkler valves for systems provided under S17C10(1) be fitted with anti-tamper devices connected to a monitoring panel. S17C11.Feb 22, 2022 ... Comments12 · Everything You Need to Know About Your Sprinkler Wiring · All About Rain Bird PGA Irrigation Valves ( sprinkler systems) · Fixing...May 31, 2023 · A double-check valve assembly (DCVA) works similarly, but it use two check valves for redundancy and greater protection. PVBs and DCVAs are typically used in cases where backflow is a medium risk. These include some residential sprinkler systems, commercial irrigation systems, and fire sprinkler systems. If you own a sprinkler system, chances are you will need to replace a sprinkler valve sometime during the life of your installation. Learning how to replace a sprinkler valve is easy with our simple steps and you will be done in no time at all. If you have any trouble with your project, please contact us and a member of our staff can help you with your question.Jun 8, 2022 · Open the Main Valve. Slowly open the main shutoff valve to let water into the sprinkler system. For a ball valve, turn the lever handle one-quarter turn until the handle is parallel to the pipe; this is the fully open position. For an in-ground shutoff valve, use a sprinkler valve key to turn the valve counterclockwise until it stops. Sprinkler alarm valves prevent a reverse flow of water or air pressure from the installation into the fire-pump room. In case a fire sprinkler is activated (opened) due to fire, the sprinkler alarm valve will open and permit water flow into the system and a pressure switch gives a signal to activate the fire-pump. There are different types of ... Control Valves. Control valves turn a sprinkler system either on or off. It is possible to use manual valves. However, most modern systems have valves that connect to a controller for automatic operation. SprinklerWarehouse.com offers three different types of control valves: a globe valve, an angle valve, and an anti-siphon valve. Product. Lawn Irrigation. Valves. Whether you're a professional landscaper or a homeowner with a green thumb, it is vital to ensure your lawn receives the perfect …Rain Bird 16AFDVC1 Sprinkler System Filtered Drain Valve, 1/2" Male Pipe Thread. This 1/2" male threaded valve unit automatically drains water from underground sprinkler systems after each watering cycle is complete. Install at a low point in your system to drain pipes after each use to prevent freeze damage to sprinklers and piping.The flow control valve on a boiler regulates the flow of hot water to the system. It is part of the hot water supply side of the boiler and one of the major components of a hot wat...For Sprinkler Warehouse, I’m Adrian Sanchez. Later irrigator. Common translations to Spanish: Inline valves = “valvula de linea”. Valve box = “caja de valvula” or “caja para valvula”. Backflow device = “equipo de …Valve circuit or valve zone- a group of sprinklers that are all turned on and off by the same valve. A sprinkler system must be divided into zones since there is not enough water pressure to run all the areas of your yard at one time. Dividing the yard into common areas allows you to have more control over how much water you apply to each area.When taking on a new installation or retrofit project, running wire from the controller to field valves can be time-consuming, labor-intensive, and e. Read More. ... When it comes to an irrigation system’s performance, it’s important to know exactly what’s going on at any given moment. Read More. February 9, 2024.recommended to have breather valve in the system piping network and a vent valve at the extreme end of the system to bleed-off the air. 7. The ball valve provided on the alarm line must be kept open and strapped in set position. 8. Pipe connecting the retard chamber and sprinkler alarm bell must be supported properly to avoid loading on theController, Also Known As Timer. The controller, also called a timer, is the brain of the sprinkler system. It tells the valves when to open or close. Similarly, each valve controls a group of sprinklers. These groups are called zones or stations. When the timer reaches a start time, it sends a signal, telling the valve to open.In most cases, homes will have a backflow preventer if they have an in-ground sprinkler system. It’s usually installed above ground for easy access. It will typically have a ball valve or shut-off valve handle on it and sits between two pipe sections coming up out of the ground and turning toward each other at a 90-degree angle.May 31, 2023 · A double-check valve assembly (DCVA) works similarly, but it use two check valves for redundancy and greater protection. PVBs and DCVAs are typically used in cases where backflow is a medium risk. These include some residential sprinkler systems, commercial irrigation systems, and fire sprinkler systems. Orbit 57624 Sprinkler System 1-Inch FPT Anti-Siphon Valve , Green , 1 Connection. 4.4 out of 5 stars 410. 50+ bought in past week. $17.22 $ 17. 22. List: $24.99 $24.99. FREE delivery Mon, Jul 3 on $25 of items shipped by Amazon. More Buying Choices $13.21 (24 used & new offers)The dry valve, or “dry pipe valve,” is the heart of a dry sprinkler system. Installed at the sprinkler riser, it stands as the sentry that keeps the water supply from entering the pipes until a fire causes one or more sprinklers to operate. Dry valves generally operate on a differential principle: for instance, if a valve has a 6:1 ...From vehicles to industrial tools, there are many products that use pneumatic systems. This means the system takes compressed air and uses it to control energy as it moves through ...If you own a below ground sprinkler system or are thinking of having one installed then learning a few things about how sprinkler valves work can go a long way. Knowing how to work or repair the irrigation valves can save you money in the long run because you’ll be able to fix problems, winterize, and possible expand your zones without needing to call in a professional.Residential System Design Guide; Spring Start-Up Checklist; Winterizing Your Irrigation System; Find a Contractor; Why? Benefits of Irrigation System; Proven Water Savers; ... Valves Products. Filter. Showing 1 - 10 of 10 Product Model Image coming soon. 1" PGV. Image coming soon. 1½" and 2" PGV. Image coming soon. ICV.Typically, a pre-action valve system requires the activation of a smoke detector or a heat detector, followed by the activation of a sprinkler head, to open the valve and allow water flow. Dry Pipe Valve: Dry pipe valves are used in areas where freezing temperatures may cause the water in the pipes to freeze and compromise the …Engine Brake Basics - Engine brake basics explain the theory behind the brake system. Check out HowStuffWorks for an explanation on engine brake basics. Advertisement In simple ter...Jun 8, 2022 · Open the Main Valve. Slowly open the main shutoff valve to let water into the sprinkler system. For a ball valve, turn the lever handle one-quarter turn until the handle is parallel to the pipe; this is the fully open position. For an in-ground shutoff valve, use a sprinkler valve key to turn the valve counterclockwise until it stops. Hello, So we moved into a house with an in-ground sprinkler system. There are 10 stations and I'm getting an "8 ERR" on the Rainbird ...RESIDENTIAL SPRINKLER SYSTEM Design Guide RESIDENTIAL SPRINKLER SYSTEM Design Guide 5 SPRINKLER SYSTEM CAPACITY WORKING bar PRESSURE kPa 1.7 2.0 2.4 3.0 3.5 3.8 170 200 240 300 350 380 Note: Service lines are based on 30 m of thick-walled PVC. Deduct 7.6 l/min for copper pipe. Deduct 19 l/min for new galvanised pipe.Jan 10, 2016 ... A step by step tutorial on how to replace or upgrade a sprinkler valve. No more leaky valves. Get this, and all the things we've used on ...Amazon.com : Orbit 57241 Solenoid for Automatic and Electric Sprinkler Valves, 24-Volt : Automatic Lawn Underground Sprinkler Systems : Patio, Lawn & GardenWhat is a Sprinkler Valve? Working Principle & Function. Automatic irrigation valves are usually in the shape of a globe or an angle (straight or bent), and they …A fuel pump check valve is a component of a mechanical fuel pump, which is found on many vehicles that were manufactured before electronic injection. A mechanical fuel pump has a t...RESIDENTIAL SPRINKLER SYSTEM Design Guide RESIDENTIAL SPRINKLER SYSTEM Design Guide 5 SPRINKLER SYSTEM CAPACITY WORKING bar PRESSURE kPa 1.7 2.0 2.4 3.0 3.5 3.8 170 200 240 300 350 380 Note: Service lines are based on 30 m of thick-walled PVC. Deduct 7.6 l/min for copper pipe. Deduct 19 l/min for new galvanised pipe.A new challenger has emerged in the gaming hardware category. Game distribution giant Valve today announced the launch of Steam Deck, a $399 gaming portable designed to take PC gam...In most cases, homes will have a backflow preventer if they have an in-ground sprinkler system. It’s usually installed above ground for easy access. It will typically have a ball valve or shut-off valve handle on it and sits between two pipe sections coming up out of the ground and turning toward each other at a 90-degree angle. We would like to show you a description here but the site won’t allow us. Connect the Air Compressor. In order to blow out the sprinkler system, you will need an air compressor that can produce air at a volume of at least 30 to 50 cubic feet per minute (cfm) and at pressures of 40 to 80 pounds per square inch (PSI). Close the airflow valves on the compressor and attach the air compressor to the irrigation system …A wet pipe automatic fire sprinkler system comprises a series of individual components including; Pipe, Stop Valve, Alarm Valve, Fire Sprinkler (head), Alarm Test Valve and Motorised Alarm Bell (Gong). These systems contain water under pressure that is released through the activation of a sprinkler head (a type of valve) to control or …Reliable ® dry system valves are designed to protect areas subject to temperatures below 40°F (4°C). Dry sprinkler systems have compressed nitrogen or air in the system piping, with water under pressure held below the clapper of the valve. When a fire occurs, and the sprinkler activates, nitrogen or air pressure is relieved from the system ... Sprinkler alarm valves prevent a reverse flow of water or air pressure from the installation into the fire-pump room. In case a fire sprinkler is activated (opened) due to fire, the sprinkler alarm valve will open and permit water flow into the system and a pressure switch gives a signal to activate the fire-pump. There are different types of ... Step 2: Turn the Vacuum Breaker Valves Off and the Solenoid Valves On. To get the sprinkler system back on, turn off the two vacuum breaker stop valves that are on each side of the vacuum breaker valve. The ball valves will be the ones in a parallel position to the pipes. You will need to put the vacuum breaker valve to an off position to keep ...A new challenger has emerged in the gaming hardware category. Game distribution giant Valve today announced the launch of Steam Deck, a $399 gaming portable designed to take PC gam...What's the first thing you should do when you notice a leak in your sprinkler system? Turn off the water and call TriState Water Works! Sean walks you throug...About This Product. This Orbit 1 in. PVC FPT Automatic Inline Angle Valve with Flow Control features a slow closure speed that helps reduce water hammer and system wear. The valve operates at flow rates from 0.5 - 40 GPM. Use to replace or upgrade your existing sprinkler valves. Inlets on the bottom and the side allow easy installation.Sprinkler Valves. Automatic irrigation valves are usually globe or angle (straight or bent) and utilize a diaphragm and an electric solenoid to open and close the …Sep 21, 2023 · First, locate the main shut-off valve for your irrigation system, which is usually located near your water meter or in your basement. Turn the valve clockwise to shut off the water supply. Once you’ve made your repairs or completed your work, it’s equally important to turn the water back on correctly. Go to the basement and close the main shut off valve to the sprinkler system. STEP #2, Hang a bucket on the drain back valve and open it part way (this will ...Integrated Globe sprinkler and Globe valve product and technical information can be accessed through the Victaulic fire protection catalog below. For discontinued Globe sprinkler and Globe valve information visit the Discontinued Product Support section of our website. View our complete sprinkler chart. View MoreValves regulate the amount of fuel and air mixture allowed in the cylinders for combustion. While the valves have guides or sleeves to keep combustion gases from passing through th...For Sprinkler Warehouse, I’m Adrian Sanchez. Later irrigator. Common translations to Spanish: Inline valves = “valvula de linea”. Valve box = “caja de valvula” or “caja para valvula”. Backflow device = “equipo de …recommended to have breather valve in the system piping network and a vent valve at the extreme end of the system to bleed-off the air. 7. The ball valve provided on the alarm line must be kept open and strapped in set position. 8. Pipe connecting the retard chamber and sprinkler alarm bell must be supported properly to avoid loading on the Sprinkler alarm valves prevent a reverse flow of water or air pressure from the installation into the fire-pump room. In case a fire sprinkler is activated (opened) due to fire, the sprinkler alarm valve will open and permit water flow into the system and a pressure switch gives a signal to activate the fire-pump. There are different types of ...
AGF aims to help manage fire sprinkler systems more efficiently by engineering more intuitive products, resulting in more reliable systems that better protect lives and save resources. ... Choosing and placing valves carefully is important for fire sprinkler systems to meet code requirements. The Inspector’s Test Valves and Test and Drain .... Breakfast melbourne fl
How long do engine valves last? Visit HowStuffWorks to learn how long engine valves last. Advertisement Spend enough time talking to car guys and car girls and eventually you'll pr...I purchased this valve for parts. My sprinkler system is about 7 years old and 1 valve failed. Toro doesn't sell the part I needed, so this was the easy fix. Part was just what I needed and fixed the problem in 5 minutes. I also have other spare parts if another fails. Shipping was quick and free, which made it even better.Victaulic is uniquely positioned as a leader in all aspects of the fire protection industry, offering ground-breaking fire protection products and system solutions for challenges faced by engineers, contractors, property managers and fire marshals alike. Known for designing and manufacturing innovative fire protection products that move the ...The thought of having to live with mitral valve prolapse, a condition marked by heart problems and subsequent fatigue symptoms, sounds scary, but the truth is, it can be quite bear...Package includes : 2 Pack Sprinkler System Valve Box Lids,box not included . Wide Range of Uses :Suitable for underground water meters, air valves, water inlet valves, drain valves, solenoid valves, manual valves, filter devices, etc. Function：Protect the most important components of your irrigation system with these sturdy and reliable ...6.5.5.5. Sprinkler system water supply pressure shall be tested annually with the main drain valve fully open to ensure that there are no obstructions or deterioration of the main water supply. 6.5.5.6. The test prescribed in Article 6.5.5.5. shall be conducted after any sprinkler system control valve has been operated.If you own a below ground sprinkler system or are thinking of having one installed then learning a few things about how sprinkler valves work can go a long way. Knowing how to work or repair the irrigation valves can save you money in the long run because you’ll be able to fix problems, winterize, and possible expand your zones without needing to call in a professional.Blood flows out of your heart and into a large blood vessel called the aorta. The aortic valve separates the heart and aorta. The aortic valve opens so blood can flow out. It then ...Sep 27, 2023 · It costs between $1 and $20 to replace a sprinkler head, but which end of that range you end up on will depend largely on what type of sprinkler head you choose. Here is a breakdown of the cost of each type of sprinkler head: Pop-up: $2–$10. Fixed spray: $2–$15. Gear-driven: $10–$20. Flood: $2–$5. Valve circuit or valve zone- a group of sprinklers that are all turned on and off by the same valve. A sprinkler system must be divided into zones since there is not enough water pressure to run all the areas of your yard at one time. Dividing the yard into common areas allows you to have more control over how much water you apply to each area.As previously mentioned, select a test and drain valve with a sight glass to provide a visual confirmation of active water flow through the system. Although they come in different sizes, a valve with a ½” orifice will simulate the flow of a 5.6K sprinkler head, which is the most common size. Otherwise, a 17/32” orifice will simulate the ...Valves. Drip irrigation valves are designed to be used with a timer to automate an irrigation system. The timer sends a signal to the valve telling it to open or close. At DripWorks, we offer an assortment of the best drip system valves in the business. We carry valves powered by battery DC power as well a…. Show More. Battery (DC)Shutting Down Your Sprinkler Via The Shut-Off Valve. The shut-off valve can be found at the source of water for your irrigation system. Turning it off will cut the water flow to your sprinkler but not to the rest of the house or facility. Backflow Prevention Devices can also be a point of shut-off. To locate your backflow, look for a green ... Using the Pro 700 Wire and Sprinkler Valve Locator makes finding all of your system’s buried valves and tracing all that underground irrigation wire a breeze. To find a specific valve in your system, disconnect that zone’s wire from your controller and attach the Pro 700’s positive lead to the transmitter. About our Fire Sprinkler Valve Systems Products. Applications Engineering specialises in creating high quality fire sprinkler valves. We have developed innovative, compact and easy to install valves for sprinklers that cover all the relevant requirements for modern domestic and residential properties. Our products are of the highest standard ...Jul 4, 2011 ... The indexing valve works either manually or fully automatic with a controller to turn the water supply on and off (pump or solenoid). The ... Orbit 3/4-in Or 1-in Inline Underground Sprinkler Manifold. Traditional valve manifolds are constructed with glued PVC or threaded Schedule 80 risers and are very difficult to service. The heavy-duty pre-assembled valve manifold is a fully engineered and assembled single or multi-zone valve system which provides optimum serviceability. Aug 17, 2005 · Amazon.com : Toro 53708 1-Inch Jar Top Underground Sprinkler System Valve , Assorted : Lawn And Garden Sprinklers : Patio, Lawn & Garden When is Half-Life 3 coming out? Perhaps never; who knows. But in the meantime, Valve is giving you a rare opportunity to play both the full versions of Half-Life and Half-Life 2 co....