Table of Contents
What is a flapper type check valve?
The flapper check valve is placed in the treating line to allow flow to the well but isolates and back flow to go upstream in the valve. This provides a safety device at various locations in the flow line and assure that pressure and fluid can not backup into the manifold or into pumps.
Can a brass swing check valve be installed vertically?
We hear many people ask, “Can swing check valves be installed vertically?” The simple answer to that question is yes, swing check valves can be installed in both directions.
What is the nut on a double check valve for?
The valve has a nut which allows for draining in winter months to prevent water from freezing in the valve.
Should check valves be horizontal?
Check valve can be installed in horizontal or vertical piping runs, with the flow running upward. Mounting for vertical installations is critical.
Is a double check valve the same as a backflow preventer?
A dual check backflow preventer is similar to a double check valve in operation. It has two independent spring-loaded check valves. However, dual check valves usually do not include shutoff valves, may or may not be equipped with test cocks or ports and is generally less reliable than a double check valve.
Can I install a check valve vertically?
Check valve can be installed in horizontal or vertical piping runs, with the flow running upward.
What is an EZ Flo swing check valve?
The EZ-FLO Swing Check Valve is constructed of a highly-durable brass for strength and durability. The valve is designed to keep fluids from backing up in to the water supply such as back flow from wells and boiler systems. The swing valve is equipped with a 1 inch female iron pipe (FIP) threaded connection.
What does a check valve do on an air compressor?
These valves open to allow flow into the tank and close when flow stops or reverses direction, preventing air from escaping the tank when the air compressor is not running. Also known as check valves, these open to allow flow in one direction and close when flow stops or reverses.
What is the pressure of a swing check valve?
The swing check valve is equipped with a 1 inch female iron pipe threaded connection for an easy installation The straight pattern check valve has a working pressure of 125 PSI – 200 Water, Oil, Gas (WOG) for product safety You will need Adobe® Acrobat® Reader to view PDF documents.
What type of check valves are available for threaded pipe?
For use with threaded pipe, these valves are available with NPT, NPTF, BSPP, BSPT, UNI/UNF (JIC), and metric connections. With a shorter end-to-end length than other check valves, these fit in tight spaces.