The trap priming distribution systems are patented designs that incorporate both copper and PVC materials. These designs give the installer a simple and positive means to prime multiple floor drains using only one precision plumbing trap priming valve.

PPP® Trap Primer Distribution Unit, (4) 3/8 in FNPT x 5/8 in Fitting, For Use With: Floor Drain, PVC, 4-1/2 in H, Domestic

• Instruction/Installation Manual https://www.hirsch.com//ASSETS/DOCUMENTS/ITEMS/EN/https://assets.unilogcorp.com/2/ITEM/DOC/Precision_Plumbing_Products_DU4500_Manual.pdf
• Specification Sheet https://www.hirsch.com//ASSETS/DOCUMENTS/ITEMS/EN/https://assets.unilogcorp.com/2/ITEM/DOC/Precision_Plumbing_Products_DU4500_Specification_Sheet.pdf