James Hardie Trim Corner Tabs

5/4 HardieTrim boards with Back Grooves are installed with HardieTrim Flat Tabs and HardieTrim Corner Tabs which provide concealed fastening. Only HardieTrim Flat and Corner Tabs can be used with HardieTrim boards to create a concealed fastening.

Step 1:
Attach HardieTrim Flat Tabs to the back side of the trim using four(4) 18 ga. 1/2" L x 1/4" W narrow crown corrosion resistant staples, equally spaced in one row, positioned no closer than 1/2" from trim edges using a pneumatic staple gun.

Step 2:
For wood frame construction, attach the trim to the building with minimum 2, 6d siding nails fastened through the HardieTrim Flat Tabs. ET&F or equivalent fasteners may be used to attach the HardieTrim Flat Tabs to steel frame