Multi-Roof UPVC tri-ply co-extruded heat insulation corrosionproof sheet is made from high quality PVC colophony with ultraviolet absorbent,antioxidant and modifier,which make it great resistance to fungas and humidity.It is recyciable,long lasting colour.Multi-Roof UPVC sheets offer a good choice for modern roofing system.

The physical properties of PVC colophony has been modified by adding various kinds of auxiliary agents.Sheets will have excellent pressure resistance and bending strengthm, also impact proof etc.There're many real site practices show that Multi-rof UPVC sheet cannot only ensure its quality and construction safety in normal or mild weather,but also in typhoon areas.

Multi-Roof has vacuum foamed macro molecular material between 2 layers of UPVC.This gives heat insulation.Its characteristic of heat transferring is 0.325 w/mk,one third of clay sheet,one fifth of 10mm thick cement sheet,1/2000 of colour steel sheet.It's great heat insulation in roof system without any other insulation materials together.Our test resport shown our UPVC sheet can help temperature indoor lower upto 5-8 degrees.

Multi-Roof tri-ply co-extruded UPVC Sheet is easy to drill,saw and shape, vailable proportion is upto 95%.

Sepcial cocophony and formula is used during the manufacture of Multi-Roof UPVC sheet.So it's Acid-proof & Alkali-proof in acid,alkali of salty environments.Multi-Roof UPVC sheets offer a good choice for modern roofing system.It's the best solution for polluted, salty or humid conditions and areas,excellent anti-corrosion capacity for chemical, ceramics and electroplating factory.

Multi-Roof UPVC Sheet is fire retardant and the fire protection performance rating is B1 flame-retardant level in building materials.