“Excellent knowledge and pragmatic approach towards energy efficiency modelling and advice ... emerging as one of the few leaders in the passive housing field within the UK housing sector.”
Hawton Mead advised extensively on the eco-refurbishment of Sheepfair, a 1950s residential property in Lewes. The house’s energy performance was improved to such an extent that it is now listed as a Superhome.
Amongst the measures installed were the following:
- Double-glazing (and some triple-glazing) in a mixture of old and new windows, and a double-glazed sunspace. New windows all double glazed low emissivity units in chestnut frames.
- External wall insulation: cavity fill + 90mm Celotex.
- Loft insulation: 350 Warmcell on 100 glass fibre, plus external 90mm Celotex insulation on gable wall.
- Floor insulation: laminated cork flooring, with additional 10mm of cork insulation sheet underneath downstairs.
- High standard draught sealing.
- 3 extractor fans, one with heat recovery.
- Thermal solar panels: 30-tube Thermomax, approx 4m2.
- 1.7 kWp PV, 9 panels.
- Low energy bulbs and LED's.
- 2 sunpipes.
- Woodstove (solid logs) & back boiler in living room, and 300 litre heat store.
- A-rated condensing boiler (used only as a back-up).
- Rainwater collection system with outside tanks.