Reduce energy and material consumption
– isolate walls, roofs, floors
– dubble, triple galzery
Use renewable energy and sustainable materials
– solar panels
– solar heating
– wind energy
– water power
– less concrete
– more biobased materials
Use heat of materials as long as possible
– regain heat of the ventilation system
– regain heat from the showerwater
– recycle materials
– maintain
– repair, refurbish, remanufacture, repurpose, reuse, recycle, recover
– look at the whole lifecycle
– passive buidling
– airtight building
