Alpha E-tec 33NX 33KW Erp Combi Boiler 3.033113*7 Year Warranty*

Keeping to the same design as our original E-Tec range, the E-Tec NX features a renewed heat exchanger. The coil remains stainless steel while the casing is made of a composite thermoplastic, which not only makes it more durable, it also reduces the lift weight of the boiler