Aprilaire 4280 Shock Arrestor 322838-753 automatic moisture levels through its

automatic moisture levels through its advanced digital humidistat control

and a clear mechanical position indicator for rapid diagnostic checks on-site

which is essential for proper dehumidification and quiet system ramp-up

ensuring bolt-hole alignment and proper spacing

this valve is the primary solution for erratic pilot flame or total main burner failure

Aprilaire 4280 Shock Arrestor 322838-753 automatic moisture levels through itsThe Aprilaire 4280 Shock Arrestor is a high performance water hammer suppressor engineered specifically for residential and commercial HVACR applications. This inline water shock absorber is the primary defense against the damaging effects of water hammer, which occurs when solenoid valves close rapidly, causing pressure spikes and loud pipe vibrations. Optimized for 1 4 inch O. D. copper or plastic tubing, this plumbing surge protector stabilizes