What is a pvc valve?

Answer The PCV (Positive Crankcase Ventilation) valve is so named because it sends partially burned gases coming from a car engine's crankcase to the combustion chambers. It is one of the oldest emission ... Read More »

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What is the difference between a sillcock valve a boiler valve and a hose bibb valve?

What is the purpose of the hydrostatic valve and how do you release the pressure in it and does this valve need cleaning or other regular maintenance?

Answer A hydrostatic relief valve prevents your swimming pool from wanting to become a 'boat'. If the bottom of the pool is below the level of ground-water, and the pool is emptied, the pool would ... Read More »

My pressure relief valve has been leaking all day, but the furnace has not kicked on. Bad valve, no?

I assume that this is a hot water heating system.Your expansion tank may be full of water.If you tap on the tank you can tell.

How to Tell If Valve Seals or Valve Guides Have Gone Bad?

Valve problems are a sign of serious issues with your car or truck's engine. Properly sealed valves are crucial to your engine's compression. A problem with the valve seals or guides will mean that... Read More »