Dimension One Replacement BoardThe following topside(s) are compatible with the above circuit board: 58-138-1151 Replaces Dimension One Duplex Analog, w/phone plugBalboa circuit boards are marked...
90 Elbow w/thermowell fitting, 2"s x spg x 1"s side and 3/8" air bleed w/plugASTM D-2466 Socket Type Poly (Vinyl Chloride)PVC Plastic Pipe Fittings, Schedule 40.