I put my first piece of hardie board down in my bathroom. The problem
have is the screws are not going flush with the hardie board. The
store said to use drywall screws.
I am using a power drill to do the screwing. It's powerful enough to
drill the same screws flush in plywood.
I could countersink but it seems that that hurt the strength of the
The right screws countersink themselves, They have little blades on the
underside of the heads.
Either the OP is using the wrong screws or his driver doesnt have enough
power to sink them.
Also he could be drilling into some 80 year old yellow pine like I was. Each
hole had to be predrilled.
I thought about using an impact drill but was afraid it would split the age
Find another store, and buy cement board screws. The might still
stick up just a hair, but this won't be a problem for tile, because
the heads will still be way under the thickness of the thin-set.
The James Hardie website seems to like ring shank nails or 18 gauge
staples for anchoring it down. I always send nails flying trying to
hand nail any fiber cement product.
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