Boiler Manufacturers

The Alpha E-Tec Plus NX 28kW Combi Gas Boiler is a premium condensing combi boiler designed for small to medium homes with up to 10 radiators and 1 bathroom. It offers a hot water flow rate of 11.6 litres per minute at 35°C and a 94% seasonal efficiency rating (ErP A-rated). Its ultra-compact size (712x440x268mm, 33kg) fits in a standard kitchen cupboard, making it ideal for space-constrained properties. Features include a stainless steel heat exchanger molded in thermoplastic for durability and lighter weight, a high-efficiency Grundfos Delta T variable speed pump, a 1:6 modulation ratio, and a large LCD with touch button controls. It’s weather compensation compatible, supports OpenTherm and Alpha BUS controls, and includes an integrated filling loop, removable push-fit flue connection, and zinc-plated expansion vessel. Certified Good Homes Approved, it supports natural gas and comes with a 10-year parts and labour warranty, extendable to 13 years with Alpha’s Cyclone Plus filter and PremierPack jig. Ideal for homeowners seeking high performance and value.

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