O-Ring Kit for DST800 Non-Valve Housing 20-519-01

O-Ring used to replace yellow o-ring when retrofitting a DT800V, DST800V in a housing without a valve. The black o-ring will form a watertight seal.

Failure to replace the yellow o-ring with the black o-ring may allow water to leak into the vessel, possibly resulting in property damage, personal injury, and/or