Roof Insulation Foam Installation

To install measure the foam insulation panels to the roof s dimensions.

Roof insulation foam installation.

Make all cuts to the foam panels on the roof for more accurate cuts and quicker placement. This reduces the need to go up and down the ladder for tools pieces of insulation and making measurements. Use a straight edge knife or utility knife to cut the panels to size. Firstly you can apply it directly onto the house s concrete walls with the help of a construction adhesive that will hold it in place.

Two material options called open and closed cell where closed cell is more dense greater r value and much more expensive. The most common materials include expanded polystyrene similar to styrofoam extruded polystyrene and polyisocyanurate. Before doing any work with the metal roof insulation you should have it brought up onto the roof. Not long ago someone even told me that in florida roofing companies won t let their workers go up on roofs with open cell spray foam because the roofs are so spongy the guys fall right through.

From flat and custom tapered korolite insulation to quad deck insulated concrete forms and geofoam. Install rigid insulation board in multiple layers with joints offset vertically and horizontally between adjacent layers. Cut panels on roof. Install nailbase for cladding.

A helpful hint for installation is to use a straight edge along the cut line to ensure the panels fit best. Rigid insulation is one of the best tools to reduce your energy costs. It rots roofs people have told me. They keep your home at a comfortable temperature without the need to crank your heat.

It can be fairly messy so benefits from having experienced crew do the installation. Similar to loose fill though this is a liquid that when applied becomes a durable layer of foam insulation. There s two ways you can go about with foam board insulation. If you want to install rigid foam above your roof sheathing in climate zone 3 then 1 2 inch of rigid foam board is not ideal this rigid foam layer needs a minimum r value of r 5 and that s impossible with 1 2 inch of foam.

Rigid foam offers a high r value per inch of thickness and can be cut to fit almost any space. The foam panels need to be secured to the roof around every 12 inches for safety. Rigid foam insulation. Rigid insulation layers exterior to existing roof sheathing must provide sufficient thermal insulation r value to control condensation risk see climate specific guidance.

Rigid foam comes in 4 x 8 foot sheets and thicknesses of 1 2 inch to 4 inches. Install it anywhere from the roof to the foundation. Airfoam offers a wide range of high performance budget friendly roof insulation products over more than 45 years expanded polystyrene eps roofing insulation became the solution of choice for new and re roofing needs because of its many benefits. You can even place it under the foundation slab.

Leave gaps between panels. Rigid foam insulation also known as insulating boards provide high r values. As my article states you need a minimum of about 1 5 inch of eps 1 inch of xps or 1 inch of polyiso. It s a good choice for.