The asbestos roofing sheets shall be secured to the purlins and other roof members by means of 8 mm diameter galvanized iron j or l hook bolts and nuts.
Hook bolts for corrugated roofing.
Hook bolts or j bolts are most commonly used in the installation of roofing products.
The bolt is designed to hook around a steel purlin or angle iron and then tightened from the top on the crown of the profile.
120mm roofing hook bolts are designed for fastening single corrugated sheeting to angle or channel roof steel beams.
Hook bolts a common fixing used on older industrial units and some domestic garages.
Sold in box of 50 and supplied with square bolts the roofing m8 hook bolts are manufactured out of a single piece of zinc and yellow coated to prevent the build up of rust.
They create a waterproof seal when used with sela or spat washers.
There is no difference between j bolts and hook bolts.
Hook bolts and nuts traditionally used for securing fibre cement sheeting the modern day equivalent is a tech fixing with a wing on the shank and a baz washer.
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Hook bolts j bolts for use on right angle metal beams tubing concrete prefabs 120mm long as standard with large rubber washer longer lengths available all fixings except hook bolts are sold in bags of 100 or boxes of 1000 with colour coded caps to match the colour of the sheets.
Our j bolts are supplied with nuts and are zinc and yellow plated for rust resistance.
J hooks are used to fix angle iron purlins l hooks are used for fixing to rs joists timber or precast concrete purlins.
50 x black sela roofing washer cover caps corrugated spat hook bolts sela.
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Select the roofing bolts roofing hook bolts corrugated roof bolts or gutter bolts you want by using the filter on the left or sort below all bolts by price or recommendation.
M8 black top hat sealing covers corrugated spat hook bolt sela roofing.
Showing products 1 to 7 of 7 in hook bolts.
Roofing hook bolts m8 x 120mm qty.
M6 x 100mm j bolts hook bolts and nuts.
Corrugated metal sheets insulated roof cladding tile effect metal sheets.
Fixing of corrugated asbestos cement roofing sheets.
Drive nails now a little outdated but was once the most common fixing for installing profile 3 and profile 6 sheeting into timber.
