Waterproofing Reservoirs and Water Treatment Works
In addition to imparting waterproofing properties, products designed for protecting water-retaining structures for drinking water applications need to meet additional requirements. These include:
Safe for use in contact with drinking water (UK Government Approved)
High resistance to leaching
Protection from infection
Resistant to attack from condensate
Smooth, easily cleaned surface
Several products from the Vandex cementitious waterproofing range meet these criteria and have a long history of use in waterproofing drinking water facilities worldwide. In the last 50 years, Vandex have acquired a considerable amount of expertise in applying mineral-based coatings in water tanks and are now one of the leading companies in this sensitive and specialised field. As the UK distributor for Vandex products, Safeguard are able to offer Vandex's comprehensive range of products for waterproofing drinking water structures - all carrying government approval. These are:
The video below demonstrates how Vandex products can be used to waterproof drinking water structures (includes audio commentary):
Vandex products have applications in refurbishing existing reservoirs / water tanks as well as waterproofing newbuild constructions. In refurbishment applications, a variation of the Vandex CRS Concrete Repair System (incorporating Vandex Unimortar 1 as a repair mortar) can be used to provide a sound substrate. A waterproof coating such as Vandex Unimortar 1 and/or Vandex BB75 is then applied. The diagram below shows a typical detail for the refurbishment of a water treatment plant:
A typical reservoir refurbishment project involving Vandex waterproofing & repair products is shown in the video below (includes audio commentary):
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Inside Water Reservoir
