If you wish to set up a combination of closed-cell spray-foam around the underside of your roof sheathing and air-permeable insulation concerning your rafters — an solution from time to time referred to as “flash and batt” — the constructing code requires that spray foam (or, arguably, rigid foam insulation) be “used

If not a soul is household a major flood could erupt in the apartment. If you reside on an higher Tale then the water could stream down to the decreased apartments for hire. That you are accountable for all damages incurred due to incident which happened inside your condominium. Renters insurance policy may help offset certain fees of changing the

If you would like use just one sort of insulation in unvented rafter bays, that you are limited to spray polyurethane foam. A further possibility, obviously, is to construct your roof with structural insulated panels (SIPs).If you put in 2x4s (or 2x3s on edge, mounted with prolonged screws) perpendicular towards the rafters, you are going to tackle

To avoid moist interior air from contacting chilly surfaces close to the ridge, You'll need a true air barrier and an actual insulation layer. The proper way to repair this problem is to expose the rafter bays -- either from above or under, It is really your alternative -- and pull out the fiberglass insulation. Put the fiberglass within a dumpster