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Required for domestic hot water with this heat-only boiler
4G LTE (bands 1/3/5/7/8/20/28/38/40/41)
durability and a professional appearance
1× EGATE-PRO ZigBee gateway
Invest in the Pylon RT Series for unmatched value: enjoy triple the cycle life and double the usable capacity of traditional lead-acid batteries
Intatec 28mm Zero Heat Pump Anti-Freeze Valve QH Required for domestic hot water28mm Compression Water Sensing Thermostatic Anti Freeze Valve Part L Compliant The Intatec ZERO28 is a patented water sensing thermostatic anti freeze valve engineered to protect air source heat pump systems from freeze damage. Unlike ambient air sensing valves, the Zero's wax thermostatic element sits directly in the water flow it reacts to the actual system water temperature, not the surrounding air temperature. This means it operates correctly when
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