Electricity, Energy & Waves
Energy in the Home - Insulating our homes simulation

WJEC Eduqas

Add insulation to the house. Add insulation to the roof, walls or windows to see how the insulation of each affects heat loss.

Uninsulated house

Insulated house

Attic insulation: 35% saving

Double glazing: 10% saving

Cavity wall insulation: 20% saving