The “CA” Series Expansion Tanks were designed to fill a need in the hydronic Industry.
“CA” Heavy duty butyl rubber bladder removable for Inspection on all models. The “CA” Tank Is a full acceptance vessel which indicates that the bladder would open to the full shape of the tank if there was no air present for compression. (This condition should never occur and is mentioned only to clarify that the bladder does not stretch.) ASME construction.