webercem spray DS - Concrete Repair

webercem spray DS is a pre-bagged, ready-to-use, polymer-modified, cement based structural concrete. It contains graded inert limestone aggregates and dust suppressants. The formulation has been designed specially for dry process spray application to give high strength, low rebound and wastage, and to maximise the application thickness.

Conformity testing to BS EN 1504-3 has confirmed that webercem spray DS meets the requirements for a Class R4 repair product.

About this product
Repairs to large areas of structural concrete
Repairs of highway structures: bridge columns, piers, deck soffits, beams, abutments, parapets, retaining walls, tunnels and viaducts
Repairs of marine structures: jetties, piers, quays, seawalls, concrete offshore platforms, docks and drydocks
Repairs of fire damaged concrete structures
Sealing of mine roadways and tunnels
Structural enhancement of mineshafts
Structural encasement of steel sections, pylons, chimneys, cooling towers
Rock and embankment stabilisation.

Features and benefits:
Economical - low rebound
Safe to use and handle. Relatively low dust emission, no siliceous aggregates, no caustic accelerators
High-build - up to 150 mm thickness can be applied in one pass on vertical and overhead faces encapsulating existing steel reinforcement
Rapid strength gain
Low permeability to water and chlorides
Complies with Highways Agency specifications for repairs to highway structures
Class 4 repair product meeting the requirements of BS EN 1504-3

Things to consider
Do not apply if frost is forecast within 24 hours of use
Do not apply in temperatures below 5°C or above 30°C
When stored unopened in a dry place at temperatures above 5°C, shelf life is 12 months from date of manufacture.