flat-channeled corners let the manhole cover fit into place for stabilization

WARNING: This product can expose you to chemicals including lead and Diisononyl phthalate

Dual 3/8” FPT inlet

Devilbiss air adjusting valve

Oversized fluid/air passages

Graco Husky 1590 AL 1-1/2 in. (51 mm) (38.1 mm) NPT Standard Pump, AL Center Section, TPE Seats, AC Balls & TPE Diaphragm 1.6 mm flat-channeled corners let the manholeThe Husky 1590 air operated diaphragm pump features a patented, high reliability closed center air valve that is online serviceable and an epoxy coated air section for tough environmental conditions. Up to 5 times, longer diaphragm life compared to other air operated diaphragm pumps in its class Expanded material offering to handle endless applications Fewer parts than industry peers, the air valve is externally accessible so it can be serviced