Ariston 100mm Coaxial Flue 45 Degree Bend Pack x2 Hybrid Inverter the hot water channels on

the hot water channels on an existing programmer are bypassed — the BDR91 takes over the switching function for the hot water zone valve

COM shows RS485 inverter communication status

If you have a combi boiler and need to add stored hot water

All electrical connections must comply with current IEE Wiring Regulations

Ariston 100mm Coaxial Flue 45 Degree Bend Pack x2 Hybrid Inverter the hot water channels onThe Ariston 45 Coaxial Flue Elbow Pack (Part No. 3318076) contains two 45 degree bends for the standard 60 100 mm coaxial flue system, compatible with Ariston's E Combi EVO, E Combi ONE, Clas ONE, Genus ONE, and Alteas ONE boiler ranges. Two 45 bends combine to achieve the same directional change as a single 90 elbow but with a gentler, lower resistance flue path and a smaller effective flue length deduction making them preferable where the maximum