Painting Concrete Block Walls Nz

This web page is an edited version of the resene best system selling training notes provided to resene staff and is provided to enable you to gain a greater understanding of the substrates and paint systems you may encounter in your decorating project.

Painting concrete block walls nz.

Two coats of primer are recommended for best results. Remember not to paint yourself into a corner start at the back and work towards an exit point. They also work well on interior walls ceilings floors and doors. Pads produce a smooth paint finish without the spatter that rollers sometimes cause.

Paint should be applied in at least 3 thin layers. Use a commercial style pressure washer and at least 2500 psi. Begin applying primer by using a paint brush on the corners and edges of the concrete floor or surface. Paint your wall with concrete paint.

During the preparation pay attention to any loose mortar and large cracks. Resene recommend that three coats are applied to ensure that all the voids and holes in the blockwork are filled and therefore waterproofed. This is known as cutting in. The durable paint is resistant to fading cracking peeling and scuffing.

Painting concrete plasters and cement based substrates a how to guide. Concrete blocks blockwork unpainted concrete blocks usually need waterproofing with resene x 200. Regardless of the finish and whether the concrete has already been painted the cleaning procedure is very similar. A gallon of drylok has efficient coverage with one gallon covering up to 400 square feet of concrete expanse.

Remove the masking tape at a 45 angle before the paint dries completely. A suitable spray pattern is the 15 degree tip held 12 inches from the surface. After cutting in use a paint roller to cover the rest of the surface. The paint may be sprayed on rolled on or painted on with a brush.

Here are 5 basic steps to help you do the job successfully. If the paint dries before the tape is removed using a sharp blade score the edge of the tape before removing so that it doesn t pull paint away from the wall. Repeat the same method above to paint the concrete floor. There are two basic types of finish on concrete block smooth and split face.

These painting tools are ideal for exterior siding concrete block shakes shingles and fences. The paint should not be streaky or show brush strokes. Start by painting all the edges and detailed areas with a paint brush. If the paint is too dry the masking tape can rip the paint film when it is removed.

If you properly paint a concrete block wall it will last for years with little upkeep. Step 1 clean the wall. The first step when preparing concrete block walls is pressure washing. Allow the primer to dry for at least two hours after each coat.

Any remaining loose paint will need to be removed manually. Drylok s concrete floor paint is an excellent choice for covering up imperfections.