Roofing Rigid Foam

There s a reason polyiso rigid foam insulation is used in more than 70 of commercial roof construction as well as in many residential builds.

Roofing rigid foam.

Install it anywhere from the roof to the foundation. The boards are available in several thicknesses and r values. Sprayed polyurethane foam spf is a fully adhered closed cell roofing material applied to a desired thickness usually 1 2 inches forming a seamless monolithic roof surface incorporating flashings penetrations and parapet walls. Install roofing underlayment flashing and cladding as per best practices.

Continuous rigid insulation is a construction solution that provides a thermally efficient building enclosure. Here at all seasons insulation we specialize in superior quality polyurethane spray in place foam spray foam insulation and roofing. Rigid foam insulation also known as insulating boards provide high r values. The dura foam roof system has a rigid and durable surface that you can walk on.

All three types of rigid foam insulation expanded polystyrene eps extruded polystyrene xps and polyisocyanurate are suitable for use on the exterior of walls and roofs though they do not perform equally. Spray foam is the high tech alternative to traditional roofing and insulation materials. You can even place it under the foundation slab. This system eliminates seams and cold joints the primary source of major roof leaks and provides a durable waterproof covering that bonds tightly to any properly.

Rigid insulation is one of the best tools to reduce your energy costs. Foam roofs are lightweight durable and seamless. Nailbase must be vented in high snow load areas. Monthly energy and utility savings of 30 or greater can be achieved when compared to the alternative roofing and insulation systems.

Eps is the most vapor permeable of the three types. All atlas acfoam polyiso insulation boards are qualitymark certified providing consumers an easy way to identify premium products that meet or exceed building codes for the best in roof performance. All seasons insulation spray foam roofing and insulation contractor serving southern california. At r 4 it also has the lowest r value per inch.

The purpose of the requirement that rigid foam installed above roof sheathing meet certain minimum r values is to ensure that the roof sheathing stays warm enough during the winter to avoid moisture accumulation and possible sheathing rot. Polyiso is an easy cost effective sustainable and energy efficient construction material. Rigid insulation layers exterior to existing roof sheathing must provide sufficient thermal insulation r value to control condensation risk see climate specific guidance. Rigid insulation sheathing is made of a rigid plastic foam that is typically sold in 4 8 or 4 10 foot boards.

A thick typically 1 5 thick closed cell polyurethane waterproofing barrier seals the roof against leaks. They keep your home at a comfortable temperature without the need to crank your heat. 1 inch and 2 inch thicknesses are common.