Z-Vent 4 inch. Tee Cap w/Drain

A tee cap with drain is required at the bottom of a vertical stack. Attaches to either a Straight Tee or Boot Tee to make a horizontal drain pipe, or a vertical drain tee. AL-294C stainless steel Designed for category II, III and IV heating equipment Simple gasketed connection - No sealant required Features the highest pressure rating in the industry UL and cUL approved Compatible with all Z-Vent products