In cold climates it will cost only half as much to heat a well insulated building as it will cost to heat a poorly insulated one. ... the annual fuel saving will amortize in two years the addition cost expense of the insulation! (Ken Kern)

In cold climates it will cost only half as much to heat a well insulated building as it will cost to heat a poorly insulated one. ... the annual fuel saving will amortize in two years the addition cost expense of the insulation!

Ken Kern

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annual building cold cost expense half heat insulation well years

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