CHECK VALVE SUPPLIER : DOUBLE BLOCK AND BLEED VALVE SYMBOL : SHOWER MIXING VALVE.
Check Valve Supplier
A check valve, clack valve, non-return valve or one-way valve is a mechanical device, a valve, which normally allows fluid (liquid or gas) to flow through it in only one direction.
A valve which will allow water to pass in one direction but will close and prevent flow (backflow) in the opposite direction.
A valve that closes to prevent backward flow of liquid
Limits the flow of gas to one direction only. Use a check valve between the bubbler and generator to prevent unwanted pressure build up in the generator, and a safety against a low level bubbler. A check valve, such as used on torches, is recommended.
One who supplies; a provider. (soccer) Someone who assists (sets up) a goal
(Suppliers) A supply chain is a system of organizations, people, technology, activities, information and resources involved in moving a product or service from supplier to customer.
someone whose business is to supply a particular service or commodity
"Neverita" echo-sounder room
Picture by: Aad Born
Camera: Asahi Pentax Spotmatic II
Another look at 3 of the 4 MIMC echosounder transmitter-receiver and timing units.
Wonderful equipment for the electronic valve suppliers checkbook,
and a boost also to my pay-check.
Lots of "overtime" !
DSC01068
Replaces older large style check valve with current production.