3pcs Radiator Bleeder, Radiator Valve Automatic Purge 1/2" Radiator Bleeder Vent Valve Radiator Ventilation Heater Valve

【Self-sealing design】Automatic radiator bleeders Equipped with self-sealing thread O-ring. In contact with water, the expansion washers are sealed. When exposed to air, they open and let air escape.

【Automatic Bleeding】This automatic bleed valve allows easy replacement on conventional radiators (1/2 inch thread). Automatic shut-off when there is no air left in the radiator.

【Product Performance】 Radiator Bleeder The maximum operating temperature can reach 212°F and the maximum operating pressure it can withstand is 10 bar. Enough for daily life.

【High Quality Material】Radiator bleeder Mainly made of high quality nickel-plated brass. Its appearance is sturdy, corrosion resistant and not easy to rust. Ideal for heating water without additives.

【Application scenario】 The automatic radiator bleeder is suitable for water supply systems such as radiators, boilers and underfloor heating distributors. Automatic bleed radiator valve ensures more uniform and efficient heating.

Flexible Operation Mode: 1. Fully tighten the center knob and purge automatically (the radiator will automatically close when there is no air); 2. The central button is partially screwed and the bleed opens. 3. Unscrew the center button and the bleed closes. Features: - The valve has a self-sealing thread with O-ring. - Suitable for all radiators with standard ½ inch bleed plugs. - Saves heating energy through continuous and automatic bleeding of radiators. - The valve of the radiator bleed cap can be purged automatically thanks to the inflatable washer, but can also be purged quickly by hand. Package includes: 3 x Radiator Bleed Valve