Re: 뉴질랜드에서 전기 절약 요령 33가지!
33 WAYS to Save Power 1. Insulation can halve your heating cost. If your home isn't insulated, you're losing around 40% of your heat through the ceiling, 30% through the walls, 20% through the floor. You can halve this loss by insulating. Do each job separately if your budget is tight - ceilings now, walls after etc. It pays to obtain quotes from several insulators before you decide. Insulating..