Attaching drywall directly to block is looking for trouble.
Attach drywall to concrete block.
Even though you say no problems in the past 4 years but it has been directly exposed to the room.
If the drywall is in.
Drive three concrete nails spaced at even intervals through each side of each hat channel.
Concrete and cinder blocks are porous meaning moisture travels through like oil up a lamp wick.
Is plaster the best option here.
One thing that was not pointed out is the moisture that may become a problem when you apply drywall over concrete block exterior wall.
There s just one drawback.
Drive three concrete nails spaced at even intervals through each side of each hat channel.
First draw a plumb line to make sure the hat channels will be spaced properly for the size of drywall and insulation you re using.
While you can certainly glue drywall to a concrete block wall there are significant disadvantages with this method of adhering it.
They want drywall on the existing studs but that moves into the poured wall section.
However in some installations such as in a basement it is necessary to glue drywall sheets to the interior of concrete block walls.
One of the least expensive ways to cover up your concrete block is drywall.
A concrete block wall in your home or basement may not coordinate with the design style you are attempting to achieve.
The hat channel image 1 should be attached to the wall using concrete nails and concrete nail gun images 2 and 3.
The only thing that differentiates this project from any other drywall project is attaching the drywall.
Use concrete nails and a concrete nail gun to attach the hat channels to the wall after drawing a plumb line to make sure you ve spaced the hat channels properly for the size of drywall and insulation you re using.