Metal Roof Over Rigid Insulation

Rigid board rigid board insulation can be used anywhere within a dwelling including the foundation.

Metal roof over rigid insulation.

Use duct tape to seal the seams and further protect against moisture air leaks. The bottom layer of a single ply membrane roofing system is the roof deck or substrate. Vincent i live in a 100 year old adobe in northern utah and i installed a system of exactly what you describe except i put the roofing felt over the poly iso insulation and the metal roof is a modified standing seam from metal sales that has small corrugations that let a small amount of air to flow under the panel. You will need to hire some well trained roofing insulation experts to make a more energy efficient home.

My thought is to fill in between the vertical battens before installing the horizontal ones leaving about a 1 airspace between it and the metal roofing. Jd i don t recall todd saying that he didn t like insulation just that metal directly over insulation i e. The roof deck can be plywood metal concrete or wood planks. To help with energy conservation and noise pollution many office buildings and homes use metal roof insulation as a way to cut down on these issues.

According to the manufacturer s instructions install the metal roofing panels over the insulation. The energy argument is argumentative. Avoids nails or screws which could penetrate the metal roof and cause leaks. Install rigid foam insulation over the entire surface of the roof.

Adding the metal roof insulation can be done easily when you renovate your house. I agree to that extent and always recommend a solid deck or some sort of strapping to prevent this. Understanding metal roof over shingle insulation. Payback is not the way to do it at least not in my.

The metal roof has been a very popular roofing material for some time but people have just started using insulation within the roofing system as a means to block out sound and keep heat in. The rigid boards are made from panels of polyurethane and polystyrene the thicker the material is the higher the r value. Use rigid foam insulation to cover wider spans of roof sheathing between joists. Installing metal roof insulation is not a difficult.

The rigid insulation over roof would have controlled the temperature of the condensing surface the underside of the roof deck so that i would not have had to use the spray foam except at the perimeter to provide the air seal to the tops of the walls. Or you may also consider metal roofing over rigid insulation details even though it might be a bit pricier. Rigid foam insulation installation prepare roof deck. Rigid board can easily be over torqued and mess with panel alignment.

These boards are placed right under a metal roof panel and have. I have looked at the bubble foil insulation and dont think the product looks that durable but found a rigid 1 2 insulation board with a foil radiant barrier on one side that looks good.