Hardie Siding Over Concrete Block

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Hardie siding over concrete block.

Hardie siding does a great job of wicking moisture when it is installed on the wall but when it s uncovered and flat on the ground it will absorb water. Better than the real thing it resists rotting curling warping and splitting. The netting should reach about 1 foot up the wall and overlap the ground slightly to form a barrier between the ground and the concrete. The house is about 35 years old so my concern is that bolting wood or other materials to secure the hardi board to onto the walls will crack the blocks destroy the mortar and create an utter nightmare.

Install a strip of insect netting along the bottom edge of the concrete wall by nailing the netting to the furring strips. Luckily it takes lots of water to saturate hardie products. Hardiplank is a fiber cement siding made for exterior use to cover a structure in a long lasting sheathing. Technically cement board can be laid over a concrete slab as the base for a tile installation.

But if you like the look don t limit yourself. Cover brick with hardiplanks for a long lasting easily cleaned surface. Looks great on cape cods and cottage style homes. Though generally used over wooden house sheathing you can mount your hardiplank siding over brick with only few preparatory steps.

Installing hardie siding over concrete block. This will prevent insects from nesting between the siding and the concrete. Method 1 over furring method 2 direct to block hardieplank lap siding and xld trim with masonry construction. This report issued by pei evaluation service covers the use of aerosmith 145 series pins for cement fiber siding direct to concrete block cmu.

Use hardieshingle siding to highlight a gable or accent the top half of your. Get the authenticity of cedar shingles with the strength of james hardie. Hardieplank lap siding nailed directly to block walls trim cmu wall 6 clearance to grade refer to table on next page for fastener type and fastener spacing. If your contractor installs hardie siding when it s saturated it may show signs of shrinkage or even staining over time.

A better solution is to prepare and resurface the concrete slab so that it can accept thin set adhesive or a mortar base onto which to lay tile. New air coil nailer designed for installing hardie plank to concrete block with 1 1 4 x 145 ballistic pins no need for costly high pressure tools or compres.