Low Energy Cottage, floor area of 92.5m2 completed in 2012 using traditional 250mm Block Cavity Construction, in Galway by Niall Dolan of GreenTec Eco Homes Ltd. Heating & Hot water for less than 5KWh/day or 80cent/day……!

150mm floor insulation on standard raft foundation, 250mm Pumped Cavity Wall Construction using Ancon Teplo Basalt non conducting wall ties, 600mm Cellulose Insulation Pumped in Attic, Intello Airtight Membrane with an expected air change result of 0.6 air changes per hour at 50pa, Triple Glazed Windows. PHPP to be completed by Passive Developments.