Visqueen Ultimate Top Hat Units are made from Visqueen Ultimate HC BLOK and are supplied with a metal jubilee clip.The units are available in the following standard sizes: 110mm, 135mm and 160mm. These sizes relate to the external diameter of the pipe.Non standard sizes are available on request. Features & benefitsEffective solution - provides a gas and damp proof seal around service pipe penetrationsRapid installation - eliminates complex detailingVersatile - suitable for use with Visqueen damp proof membranes, gas and hydrocarbon protection systemsUsageVisqueen Ultimate Top Hat Units are used in conjunction with all Visqueen damp proof membranes, gas and hydrocarbon protection systems to provide continuity of protection at service pipe penetrations.
