Daphne was talked into paying £4,000 for spray foam loft insulation, £2,000 to get it repaired - then £4,000 to rip it out again
For months after Daphne Wood had spray foam roof insulation installed, she was surprised to receive cold calls from firms ...
BBC2y
Reducing heat loss from your home
Area \(\percent\) heat loss Method How it works Roof 25 Insulate loft with mineral wool or fibre ... Walls 35 Cavity wall insulation fills the cavity between the outside walls with mineral wool ...
BBC4y
Investigating the effectiveness of insulating materials
Loft insulation A thick layer of material with a low thermal conductivity reduces the rate of heat transfer from the ceiling into the roof space. Double glazed windows A gap between two panes of ...