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Made of engineering plastic for durability, these safety valves help in avoiding possible damages to pipes and accessories. When the pipe is being filled, the air release valve remains open expelling all the surplus air outside the installation and when the pipe is full of water, air release valve closes tightly.

Features

• Durable, Weather Resistant and Non-corrosive. Made of reinforced Polypropylene.
• Maximum working pressure :

HT-87P & 88P-100 psi
HT-89P,90P & 91P – 175psi

• Seals at 5 Psi.
• Available in :

3/4″ BSPT Male Thread Connection : HT-87P
1” BSPT Male Thread Connection : HT-88P
11/2″ BSPT Male Thread Connection : HT-89P
2” BSPT Male Thread Connection : HT-90P
3” BSPT/NPT Female Thread Connection : HT-91P