Warning: Undefined array key "visitor_referer_type" in /var/www/vhosts/wordinf.com/core/app/libraries/Core.php on line 98 Ken Kern - In cold climates it will cost only half as...
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!