Dreyoo 1 Pack Self Draining Vacuum Breaker, Compatible with PK1390 Thread Vacuum Breaker, 1-1/16 Female to 3/4 GHT Male Hose Backflow Preventer with Sealing Tape and Rubber Gasket Templates ¡¼Adjustable Chain & Slope Ceiling

¡¼Adjustable Chain & Slope Ceiling Compatible¡½ Customize your look

no extra glue needed

this vent cover helps to regulate air flow and maintain a comfortable indoor environment

you can wipe them clean with water and let them air dry naturally

an extremely solid package - Reinforced packaging making sure a safe delivery

Dreyoo 1 Pack Self Draining Vacuum Breaker, Compatible with PK1390 Thread Vacuum Breaker, 1-1/16 Female to 3/4 GHT Male Hose Backflow Preventer with Sealing Tape and Rubber Gasket Templates ¡¼Adjustable Chain & Slope CeilingBrand: Dreyoo Features: Good Function: Our self draining vacuum breaker replacement has an anti siphon device with automatic drainage to prevent water from returning to the supply system when closed; Self draining hose suction valve, even if connected to the hose, can automatically drain water after the water is cut off to prevent ice formation in winter; Installing an automatic drain vacuum circuit breaker will provide you with good quality water