How To Install Hardie Board Siding Over Concrete Block

Store flat and keep dry prior to installation.

How to install hardie board siding over concrete block.

Installing hardie siding over concrete block. Technically cement board can be laid over a concrete slab as the base for a tile installation. 20 gauge galvanized metal hat strips over the masonry on a maximum of 24 centers we recommend 16 centers to help avoid warping. James hardie will assume no responsibility for water infiltration within the wall.

Jaime prefers to use the vinyl mounting blocks typically used with vinyl siding. Most fiber cement manufacturers make mounting blocks for lights electrical receptacles a c lines pvc venting etc. 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. Any lower and you might see a few nail heads poking through the bottom of the next board any higher and your siding is likely to be loose and.

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. But doing so is a very laborious time consuming process that is likely more trouble than it is worth. They re cheaper and easy to install and you can cut the proper size hole in a plastic mounting block with a utility knife or a snips. Installing siding wet or saturated may result in shrinkage at butt.

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. Method 1 over furring method 2 direct to block hardieplank lap siding and xld trim with masonry construction james hardie products contain respirable crystalline silica which is known to the state of california to cause cancer and is considered by iarc and niosh to be a cause of cancer from some occupational sources. Has anyone had a project like this.