Renewable energy appliances to suit any installation.

Warmflow Zeno is a range of high efficiency, market leading, low emission MCS approved renewable appliances suitable for any application and for those customers who are looking for alternative heating solutions.

Explore the Warmflow Zeno renewables range

Air Source Heat Pumps

Zeno Air Source Heat Pumps

AS01 / AS02 / AS03

Available in 3 outputs from 8 - 20kW using a variable speed-inverter driven Panasonic compressor.

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GS card

Zeno Ground Source Heat Pumps


Runs at an output of up to 18kW on single phase electricity with a Copeland inverter driven compressor to maximise energy efficiency


What our customers say

Fitting warmflow for 15 years

Fitting warmflow Products for 15 years. Over that time they have proven them selves as the market leader in boilers. Efficiency, reliability and an after sales care but will not be beaten. Wouldn’t use anything else

author-image Gerard Mc Shane

Excellent product and service

We've had the new outside boiler for a couple of months now and is a far superior product that we had before. Simple to use and as it is outside, very quiet and just does the job.

author-image Jeff Boulton

Quality products

We are regular installers of Warmflow boilers and will continue to promote & fit their products based on quality in design and the extensive warranties backed up with a good after sales support. would recommend to homeowners and installers.

author-image WJP Plumbing & Heathing Limted