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It sounds to me like the 'return vents' are actually exhaust vents from the heater. My attic heater has a return duct directly below the heater at floor level in the living room. The filter is in front of this return duct (20" X 30" filter). There should be a rather large flange on the bottom or side of your heater for the return duct to attach. It ...


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Before investing in active elements (electrical pumps), why not try out a passive installation? Simply building a second roof above the first -leaving an air-gap between the two- will help reduce incoming heat. The higher roof doesn't even need to be very strong, since it only has to handle its own weight (and perhaps also some wind). This used to be a ...


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Won't work. The insulation is sufficient to reduce the heat loss from your apartment at 25c to the snow or ice at -15c to a reasonably low value. Misters or evaporative coolers only reduce the temperature by a few degrees C, and most of the heat absorbed would come from the surrounding air, not your house. I'd suggest awnings over the windows, ...


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Your research is pointing you in the right direction: the need for attic ventilation is overblown (pardon the pun). The attic fan is useless; don't use it, because it will cost you more money than it will ever save you. The air inlets are the soffit vents. What are the outlets? Gable vents? a ridge vent? Turtle vents? Whatever they are, they're probably ...



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