Grant Aerona 290 Primary Pro 28mm Insulated Flexi Hose and Valve Kit valve kit and a 3-bar pressure relief

and a 3-bar pressure relief valve

Engineered specifically for heat-pump primary circuits

which is being phased out in 2026

Eco-Friendly Refrigerant: Utilizes propane (R290)

GWP = 3) Operating Voltage 230V / 1 Phase Max Running Current 24

Grant Aerona 290 Primary Pro 28mm Insulated Flexi Hose and Valve Kit valve kit and a 3-bar pressure reliefThe Grant Aerona 290 Primary Pro 28mm Insulated Flexi Hose and Valve Kit (HPHOSEKITPRO) is the premium connection kit for the Aerona 290 heat pump range, featuring pre insulated flexible hoses that reduce heat loss and improve overall system efficiency compared to the standard kit. Ideal for installations where pipework runs are exposed or where maximum efficiency is required. Key Features Pre insulated 28mm flexible hoses reduces heat loss on primary