Navien LCB700 Blue Flame 21kW LCX Outdoor Combi Oil Boiler hide-price bwt-dim-bar { background: #003366

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useful during boiler servicing or as a secondary heat source

it features a sleek square tube design with integral hooks

weather-resistant and impact-resistant enclosure

The TELL Class I rating applies to TRV4 Classic and TRV4 White only

Navien LCB700 Blue Flame 21kW LCX Outdoor Combi Oil Boiler hide-price bwt-dim-bar { background: #003366The Navien LCB700 Blue Flame 21kW LCX is an external, floor standing oil combi boiler, sited outside the building envelope in a weatherproof enclosure. Built around Blue Flame combustion technology and stainless steel heat exchangers, it was the first oil boiler on the UK market to offer an A+ energy rating when combined with three Smart Plus room thermostats, and achieves the highest 3 star DHW performance mark under EN Regulations. 21kW Heat Output