Waterproofing Concrete Block Walls Nz

Concrete block sealer complies with as nzs 4456 16 2003 determining permeability to water tested by opus international consultants limited when applied as part of the complete concrete block sealer system including aquellux s wb in.

Waterproofing concrete block walls nz.

Of the new zealand building code in particular for durability and weatherproofing. It flows into and fills voids and hairline cracks up to 1mm wide which is where any leaks are likely to occur. Our roof and deck membrane systems have an excellent history throughout new zealand and the pacific islands and have been installed in some of the most challenging locations. We use a nuplex four coat system that can stop water penetrating through the block wall.

We fibreglass the floor and wall junction for added protection. Transmission of moisture through the walls. To stop active leaks and protect the cast in place concrete walls of the 223 foot deep lift station at the lower meramec wtp in st. The brick block or roof tile surfaces should be water blasted and made clean free from grease loose particles dirt paint curing compounds etc.

Waterproofing concrete and plaster with resene x 200 waterproofing membrane resene x 200 is a thick paint or coating that offers a decorative low sheen finish to concrete and plaster finishes while protecting and waterproofing them. We have a waterproofing membrane product range to cover all aspects of low slope roofing decks vehicle portico s and building entrance way canopies. Moss or algae growth should be removed with a suitable treatment and washed with clean water. However this product is only suitable for use on the positive side of the wall where water or moisture can enter the structure.

For concrete block walls retaining walls and timber posts a stable flexible bituminous emulsion like bituproof plus works best as it does not creep under heat or slump in vertical surfaces. A family owned auckland based company. Sealer our sealer from dricon that will help protect your concrete surfaces such as masonry blocks brick veneers foundations driveways concrete pavers concrete bench tops and polished concrete. Our dedicated team members and management processes provide the support required to project manage and deliver successfully completed jobs by customised design through trusted advice and methodical planning to achieve waterproofing solutions that work.

The floor can be treated with a system that stops damp rising through the old concrete slab as polythene wasn t used on older construction projects. Of single skin concrete block walls since concrete masonry and. Substrate preparation ideally this sealer should be applied on new freshly constructed brick or block wall surfaces. Waterproofing options nzs 4229 describes how masonry walls can be waterproofed using an alkali resistant water.