PPP (DU-4) | Four Opening, Trap Primer Distribution Unit Other Lines World Dryer L-974A

World Dryer L-974A

No Power Required: Fully mechanical operation without batteries or electricity

This compact

Helps prevent lime and scale build up in water-using appliances

The AirDri HDJ-0301A9 PowerDRI is recognized as a compact

PPP (DU-4) | Four Opening, Trap Primer Distribution Unit Other Lines World Dryer L-974APPP DU 4 Copper body distribution unit with 4 3 8 FPT brass discharge fittings and 1 2 male NPT composite inlet. All distribution units include two plugs. The Trap Priming Distribution Systems are patented designs giving the installer a simple and positive means to prime multiple floor drains using only one Precision Plumbing Trap Priming Valve What is a Plumbing Trap Primer?