MATERIALS FOR PUBLIC, COMMERCIAL AND DOMESTIC SCALE PROJECTS
No matter what the scale of project care must be taken when selecting products to waterproof or tank water features and ponds especially if they are to accommodate fish and other wildlife.
NatCem 35 is a versatile material that can be used for a variety of purposes including plugging live leaks, as a waterproofing tanking render and as a concrete repair mortar. Its key advantage for use in this type of situation is that it consists of a blend of Potable Water Approved Cement Binder and is approved for use in public water supplies.
Renderoc ST05 is a protective coating / render for sealing concrete and masonry structures against moisture and water ingress from both active and passive water pressure. It is an WRAS Approved Material suitable for use with potable water carrying structures (see data sheet for conditions).
Nitocote CM210 is a protective flexible waterproof coating for water retaining and water excluding masonry (brickwork and blockwork) and concrete structures. This polymer modified cementitious coating can be brush, trowel or spray applied, and can be applied to green (newly laid) and damp concrete if required. It compiles with BS 6920: 2000 Effect on Water Quality; is Water Regulations Advisory Scheme approved; and in on the List of Approved Products for use in Public Water Supply in the UK. It comes in white or grey.
Nitocote EP405 is a blue or white solvent-free epoxy resin coating used for lining and waterproofing water retaining structures including potable water tanks and reservoirs. It adheres well to steel and concrete and can be used on damp concrete. It provides good corrosion, chemical and abrasion resistance, and protects against ground gases such as carbon dioxide, methane and radon.
Renderoc Plug is a rapid-setting repair mortar that can be used on horizontal, vertical and overhead situations. Renderoc Plug 1 can be used in emergency water-stopping situations and sets in approximately 1 minute. Renderoc Plug 20 has a longer working time and sets in approximately 20mins. Renderoc Plug 20 is approved for use in public water supplies and a BS6920 ‘Suitability of non-metallic materials and products for use in contact with water intended for human consumption with regard to their effect on the quality of the water’ listed product.
Nitoseal MS600 is a water resistant structural movement joint sealant suitable for joints that will be intermittently or permanently immersed in water and approved for use in contact with potable water. It can be used on non-porous surfaces such as glass and metal, as well as porous surfaces, but all joints must be primed with Primer MS2 prior to application.