Do not enter value 'A', but after entering the other lengths, please check it against your measurement. If different by more than 3mm then recheck all measurements.
Our 4mm clear twinwall polycarbonate sheets are lightweight, have excellent impact strength and offer superior thermal insulation properties.
All of our twinwall polycarbonate sheets have a 10 year guarantee against discolouration and blocks virtually all UV radiation.
Common applications for twinwall is greenhouse glazing, displays, point of sale and decorative partitions.
The sheets are class 1 fire rated, easy to cut, handle and install.