Bostik Flashband Primer. • Use Flashband primer before application Bostik Flashband is a selfadhesive bitumen strip which bonds instantly to provide a permanent watertight seal Suitable for repairs to lead flashing sealing valley gutters & repairing roofing felt joints on flat roofs Use Bostik Flashband Primer 52679 on dusty or porous surfaces before application.
The Bostik Flashband Primer Black 500 ml is a solvent based bitumen primer deigned for exterior application to porous materials such as concrete wood brick and stone where it is left to dry for a few hours however it is not suitable to be applied to any plastics as such ( Once dry the Flashband ( which is a resin modified bitumen flashing tape ) is applied to.
Bostik Flashband & Primer Black 500ml Water Seal
The Bostik Flashband & Primer Grey is a bitumen based flashing strip that can be applied to various materials such as concrete wood roof felt rigid PVC UPVC and polycarbonate among others However it has not been tested on onduline roofing sheets and so the results of such an application will be unknown and so it is not generally recommended.
Thermacote Part 856893005031 Thermacote Thermacote Seamline 12 In X 65 Ft Black Roofing Sealants Coatings Home Depot Pro