86795344
Oct 21, 2015
Sep 27, 2016
Heating systems composed primarily of tubes, pipes and manifolds, made in whole or significant part of PEX, through which warm or high temperature water circulates; Heating systems composed primarily of tubes, pipes and pre-assembled manifolds, made in whole or significant part of PEX, through which cold or low temperature water circulates; Brass plumbing fittings, namely, plumbing tees, elbows, adapters, valves, couplers
Environmental Control Apparatus