Polystyrene Thickness For Rubber Roof

Xps roof insulation after 10 years in service under a metal roofing clip.

Polystyrene thickness for rubber roof.

This product can be supplied in various densities. Manufactured from lightweight foam control eps tapered expanded polystyrene eps roof insulation is a value engineered system that has been proven in new and reroof applications all over the country. The most common thickness is probably 60 mils. Tpo is a type of roofing membrane that can come in a variety of thicknesses.

Roofing membranes can be made out of a variety of materials. Roof fix with shiplap edges thickness 30 40 75 100 mm width 300mm covering dimension lenght. 1250mm covering dimension other lenght and thickness will be availableupon request. If the tapered maximum thickness exceeds that permitted by 457 a thermal barrier may be required.

Built up 3 8 thick plies. A mil is a unit of measure where 1 mil is equal to 0 001 inches. Whereas a 60 mil membrane is 0 06 inches thick and so on. About expanded polystyrene 5 insulfoam roof insulation products 6 9 roof insulation product overview 6 7 physical properties 8 thermal values 9 roof insulation guidelines 10 14 material storage handling installation 10 tapered roof insulation 11 12 insulation theory 13.

The roof consists of pre designed pieces of expanded polystyrene having a slope of 1 8 3 16 or 1 4 per foot as required. When it comes to estimating the weight of an existing roof field verification of the in place construction is necessary. The roof deck can be plywood metal concrete or wood planks. Tapered expanded polystyrene eps roof insulation was developed more than 30 years ago with a dual purpose in mind.

Rigid foam insulation installation prepare roof deck. The use of this r valuye is highly questionable since wood shingle roofs do not block air flow whatsoever. E foam wall fix. The bottom layer of a single ply membrane roofing system is the roof deck or substrate.

To drain and insulate dead level roof decks. A built up roof for example will typically include the built up membrane itself with or without gravel as well as some kind of insulation and cover board which will vary in thickness from roof to roof. Also see below at wood. When specifying black metal or copper roof panels a minimum thickness of 1 4 inch moisture resistant gypsum board is recommended between the xps insulation and metal roof.

The added thickness to produce slope to drain is a positive factor in today s energy conscious society. Designed to provide positive drainage of water. Extruded polystyrene rigid foam with skin.