We recently bought a 1950s vintage house with no soffits, i.e. no roof overhang. Thus there are no soffit vents in my attic, only a ridge vent and 2 gable vents, one with a powered fan. However, those ...
Does anyone know somewhere (ideally online) I can buy plastic air ducting? The stuff I'm talking about is what they used on Mythbusters to make that helium 'airship'. It's just a large diameter tube ...