Entries by Dave Cane

, , , , ,

What Causes Efflorescence and How do You Remove it?

What Causes Efflorescence So what causes efflorescence? This is when soluble salts and other water dispersible materials come to the surface of concrete and mortars. Low temperatures, moist conditions, condensation, rain, dew, and water added to the surface of fresh concrete to assist troweling and curing help promote efflorescence. It can occur very soon after […]

,

Agricultural Drains – A New House

Agricultural Drains Agricultural drains (often called aggi drains) are used to: Drain waterlogged ground. Avoid soil Heave by keeping your foundations dry (see this Link: Protect foundations) Keep the soil behind the Retaining Walls dry. (see this link: Retaining Walls) In the old days agricultural drains used to be constructed out of short lengths of clay […]

,

Soil Heave – Protecting Slab During Construction

Protecting Slab During Construction The diagram below shows what you should be looking for, during construction, to protect the ground under your slab from gaining moisture and moving upwards. “Drizoro Maxseal SUPER  to stop water penetration of your slab. Protecting Slab During Construction, especially where the clay remains in the water table” The key issues […]

, ,

Waterproofing Concrete is Essential

Waterproofing Concrete is Essential There is a common misconception that concrete provides waterproofing capabilities. This supposition has led to moisture infiltration and structural damage with countless buildings. This misconception has contributed to extensive and extremely costly interior damage. Although concrete in a perfect state will prevent moisture intrusion, there are several potential imperfections to concrete […]