DN25 1 Brass Auto Vent Valve 12 34 1 Male Thread for Solar Water Heater System
Model: DN15 1/2", DN20 3/4", DN25 1". Thread size is standard 1/2in, easy to install. Made of brass material, corrosion-resistant and. Material: Brass. 1 x Auto Exhaust Valve. Drive Mode: Automatic.