
About this product
weber.tec filler (Certite Filler) is a two-component polyester resin compound used for small non-structural repairs.
Rapid set coupled with low shrinkage and good sanding properties make this an outstanding material for a wide range of repair work.
Features and Benefits
- Available in standaard and rapid grades
- Can be part mixed by volume for economical use
- Will bond small dry concrete sections to dry concrete
- Can be sanded and is ideal for repairs to timber sections
- Can be overcoated with paint
- Fast set and high strength for minimum delay in work
Technical data

Preparation
All surfaces shall be mechanically sound and clean. Ensure surfaces are free from dirt dust, paint, grease and any other contamination.
Laitance should be removed from concrete and ensure surfaces are clean.
Mixing
Mix the components in a suitable dry plastic container with a flat blade or spatula.
Add 1 cup of resin and slowly add 2 cups of powder hardener and mix to a smooth paste.
If a stiff mix is required, add a further cup of powder and mix well.
Application
Use weber.tec filler (Certite Filler) immediately after mixing. The pot life or working time of weber.tec filler (Certite Filler) will depend on the ambient air temperature, therefore the correct choice of the appropriate grade is essential.
Do not mix more material than is required.
Apply firmly in contact with the surface, building up thickness and levelling off as work proceeds.
To improve the surface finish, wet the steel float or trowel with weber.tec solvent 1 (Solvent No. 1) and smooth over weber.tec filler just prior to the material setting.
Note
Weber.tec polyester products will not adhere to plastics, rubber, glass or glazed surfaces. For applications in service above normal temperatures, under sustained loads, for dynamic loads or where there is a risk of fire, please contact weber's Technical Services.
Cleaning
Clean all tools with weber.tec solvent 3 (Solvent No. 3)
Coverage / Yield
Yield is 4·3 litres.
Storage and Shelf life
Shelf life is in excess of 12 months when stored in cool dry conditions.
Health and Safety
Polyester-based. Wear gloves when handling weber.tec filler (Certite Filler)
In the liquid state, weber.tec filler (Certite Filler) is flammable, with a flash point of 30°C. The material can be handled safely and easily, provided that proper site cleanliness is observed. Operatives are advised to avoid direct contact by using barrier creams and protective clothing. In the event of contamination the product should be removed with soap and water or proprietary cleansing creams. Working areas should be well ventilated
For further details, please refer to the Weber Safe Handling Guide.
Technical services
weber's Customer Services Department has a team of experienced advisors available to provide on-site advice both at the specification stage and during application. Detailed specifications can be provided for specific projects or more general works. Site visits and on-site demonstrations can be arranged on request.
Technical helpline
Tel: (01525) 722110
Fax: (01525) 718988
Sales Contact
weber products are distributed throughout the UK through selected stockists and distributors. For UK sales enquiries and overseas projects, contact weber's Sales office.
Sales office
Tel: (01525) 722100
Fax: (01525) 718988
More Information
Packaging

weber.tec filler (Certite Filler) is available in 5 kg packs.
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