Heatrae Sadia Pack U6 Hotflo Temperature and Pressure Relief Valve
The temperature and pressure relief valve is recommended by Heatrae Sadia to give an additional level of safety to Hotflo. It is pre-set to open at 7 bar (101.5 psi) and 90ºC. Pack U6 is the only temperature and pressure relief valve recommended for use with Hotflo unvented heaters.