Hardie Siding Over Concrete Block

Mist and dry the cement for 3 days.

Hardie siding over concrete block.

If your contractor installs hardie siding when it s saturated it may show signs of shrinkage or even staining over time. Vinyl siding can give an ordinary concrete home an appealing polished look and update its appearance. Dampen the concrete twice a day for 3 days straight to ensure it cures correctly. This report issued by pei evaluation service covers the use of aerosmith 145 series pins for cement fiber siding direct to concrete block cmu.

Installing vinyl siding over concrete is similar to installing it over wood since you have to install wooden furring strips under the siding. Hardiplank is a fiber cement siding made for exterior use to cover a structure in a long lasting sheathing. Luckily it takes lots of water to saturate hardie products. Get a big misting bottle and fill it with water.

Hardiebacker specifications specifically exclude concrete as a base for installation. After that your wall is done and you can enjoy the strong but smooth finish the cement gives it. Durock does not expressly exclude concrete but the material is specified only for minimum 5 8 inch exterior grade plywood or osb one source reports that usg will not officially validate the durock to concrete attachment simply because they have not tested it. 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.

Surepin fasteners are driven hardened steel pins used to attach cement fiber siding i e. Cement can be painted over by coating it with a concrete primer. James hardie direct to concrete block. Siding accessories and siding mount blocks fiber cement accessories light block bib mount block receptacle block gable vent inside corner trim siding accessory kits siding vent block siding trim colorplus made from james hardie siding hardiplank harditrim hardipanel custom siding accessories.

Method 1 over furring method 2 direct to block hardieplank lap siding and xld trim with masonry construction. Installing hardie siding over concrete block. 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.