The Purpose of Air Valve Stem Caps?

Answer A valve cap is the plastic cap that screws over a valve; usually, valve caps are used on a car or bicycle tire. Because a valve cap has nothing to do with actually sealing the air inside a tire, ma... Read More »

Top Q&A For: The Purpose of Air Valve Stem Caps

How to Check Valve Stem Caps?

A valve stem cap keeps debris out of the valve stem which could cause the valve stem core to fail. The cap is removed to check air pressure and to inflate or deflate the tire. Some caps come with a... Read More »

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 »

How to Install Valve Caps?

The valve stems on your vehicle's tires are designed to connect to an airline so that you can fill up the tires. These valve stems are protected from dirt and grime by valve caps, which screw onto ... Read More »

How to Install Engine Valve Caps?

Engine valve covers do not have to be removed from the engine cylinder for them to be installed. Most valve cover caps will fit over the original valve covers. They even attach to the cylinder head... Read More »