Joists H4 Extreme

With joist options for all applications whether it’s laying directly over patio, concrete balcony or a new external deck eXtreme Joist has it covered.

H4 treated eXtreme Joist is suitable for applications where timber will come in contact with the ground, while also offering protection against insect attack and fungal decay.

eXtreme Joists are also double primed for added protection against moisture ingress.

CCA F7 (Copper Chrome Arsenic) is designed to protect timber from rotting, fungus, termites and other wood boring insects.

Available in 5.4m lengths