PCV and Polypropylene etc. damper pressure vessels are offered only for liquid compatibility reasons. For safety reasons they are often more expensive to produce than PipeGuard LP Stainless dampers.
Whatever your system type,
PULSATION PREVENTION
Pumps discharge liquid without having to instantly accelerate all the liquid in the pipe.
, with Twin sockets , with Twin FNPT , with Flange added. , With integral Raised Face
For connection sizes from 2" (50mm) through 12" (300mm) flow through please see The PUMPGUARD range.
Range by 
, with Twin sockets
, with Twin FNPT
, with Flange added.
, With integral Raised Face