The starting materials are similar to those used in polyurethane pur except that the proportion of methylene diphenyl diisocyanate mdi is higher and a polyester derived polyol is used in the reaction instead of a polyether polyol.
Polyisocyanurate and polyurethane foam board insulation.
Sopra iso and sopra iso plus.
Polystyrene polyurethane or polyisocyanurate.
Sopra iso polyisocyanurate insulation panels are 4 ft 4 ft or 4 ft 8 ft and are available in two versions.
Unlike other types of urethane boards these boards contain a gas that has a low conductivity level within closed cells on the board.
Dow products has lots of information on their site about different foam board products here.
0 75 in x 4 ft x 8 ft r matte plus 3 1 faced polyisocyanurate garage door foam board insulation item 15330 model 15330.
Polyisocyanurate also referred to as pir polyiso or iso is a thermoset plastic typically produced as a foam and used as rigid thermal insulation.
Polyisocyanurate and polyurethane are two materials that are commonly used to create foam board insulation.
Foam board insulation overview.
Sopra iso plus is a closed cell polyisocyanurate foam insulation board laminated with a polymer coated glass fibre facer.
The basic types of foam board insulation include.
Polyisocyanurate pir is one of the most efficient insulation material used in construction.
0 75 in x 4 ft x 8 ft.