Brass Elbow Safety Group NF Standard 20x27 For Cumulus Water Heater

Material: Brass

Standard: NF

Inlet Connection: Female 20x27 (3/4")

Outlet Connection: Male 20x27 (3/4")

Siphon Connection: Male 26x34

Type: Elbow This elbow-shaped brass safety group is designed to protect your water heater against overpressure. Compliant with the NF standard, it regulates pressure during water expansion. The 20x27 female connection attaches to the cold water inlet. The 20x27 male outlet ensures circulation to the water heater. A 26x34 male fitting allows connection to the siphon. Proper installation in the direction of water flow is essential for optimal safety. Made of durable brass, this angled safety group strictly complies with the French NF standard to guarantee reliable protection against overpressure in your plumbing system. Compatible with most water heaters, it features a 20x27 female inlet and a 20x27 male outlet, facilitating direct connection to your appliance's cold water supply. Installation is simple: attach it to the water heater's inlet in the direction of water flow, acting as a crucial pressure relief valve to regulate pressure during heating. This accessory includes a 26x34 male fitting for connecting the siphon, allowing for controlled water drainage in case of excessive thermal expansion within the tank. It is recommended to use this device with a dielectric insulating fitting to prevent galvanic corrosion between the different metals of your pipes and the tank.