and our lovely home has cinder block. to give us the piece of mind of our walls being waterproof, we wanted to repaint them with a waterproofer paint. our walls have already been painted but the paint was old and it was starting to flake. so this is how we repainted our cinder block basement walls.
exterior block surfaces can be either, but interior block surfaces are always smooth. preparing the concrete block for painting. painting concrete block walls always starts with the removal of dust and dirt, efflorescence, and all loose or peeling paint. both interior and exterior block surfaces require the same attention to details.
how to refinish a block wall. september 2019. cinder blocks are often used in the foundation of a home or as the exterior wall of a building used for business or industrial purposes because they are durable and economical.
resurface the wall with stucco, which is offered for both inside and outside use. stucco can be made in designs to add texture to your wall. this material is inexpensive and can transform you cinder blocks into a solid color wall. additives are sold to put color into the stucco.
how to refinish a block wall put on safety glasses or protective eye covering. wash the surface of the block wall with a hose, power washer set on low or a bucket of water. spot clean stubborn stains and areas of efflorescence with a scrub brush and masonry cleaner. rinse the entire surface with
step 2. fill in any cracks and gaps with concrete resurfacer. use resurfacer for cracks 1/8-inch wide. for cracks 1/2-inch wide, fill in with concrete repair caulk. insert the repair caulk tube into a caulking gun to squeeze out the agent. smooth out with a putty knife. let it dry.
if reducing the physical size of the room is of concern, drywall can be attached to 2x lumber attached directly to the wall, rather than to free standing stud walls. you will have only surrendered 4 inches of room space. this will also allow room for a moderate amount of insulation, such as 1 1/2 ridgid foam.
resurfacing concrete block interior wall. i am assuming that you literally meant 'cold' walls in your description of the room. being cement block, they are probably exterior walls subject to heat and cold.
some will suggest using an additive in the stucco mix, some will suggest chipping the wall or cutting the wall for the stucco to adhere to the block.
i have a cinder block basement, about 50 yrs old. there are pops, similar to what a popped drywall nail would look like. there is no moisture or water at all, no cracks or crumbling, just the pops.
sakrete surface bonding cement is a fiber reinforced portland cement based coating for concrete block and masonry walls. it can be used to build block walls without mortar joints as well as to decorate and damp proof existing block walls.
cinderblock and concrete aren't considered attractive by everyone's standards, especially if the block or concrete wall has recently patched cracks or holes. you can finish these kinds of walls by
refacing exterior cinder block. we have a great new home but one horrible thing there's a dirt stained 6 foot high cinder block wall next to the pool outside that just looks horrid
we have a product called progaurd. it is a concrete faced insulated sheathing product. you simply screw this to the block wall, tape and seal the joints. this material will increase the insulation value of the wall and replace the scratch/lath coats. you are ready for the finish coat or thin brick/stone application.
a peeling concrete foundation or concrete form means the outer edge of the concrete has rotted and started to break away. the process of repairing a peeling concrete foundation is called resurfacing. although a stonemason might have installed the wall, it will not take one to repair the wall. the average homeowner can resurface a foundation wall.