About this Product
Factory batched, dry powder, cement-based mortar for use as a render undercoat
- As the first coat in multi-coat render systems, or as the undercoat in render protected external wall insulation systems, such as weber.therm XL
weber.rend TUC should be scratched horizontally to provide a key for subsequent coats.
When used in strict accordance with manufacturer's instructions and within an appropriate system, Weber renders will have a minimum life of 10 years.
Features and Benefits
- Exceptional and consistent quality
- Practical benefits of smooth application, speed, economy and shelf-life
- Established track record in varying climatic conditions
- Conforms to BS EN 13914
- Forms part of a number of an approved insulation system
The quality of application of this material depends on suitable operative skills and product familiarity.
Restrictions on weather conditions during application and curing must be respected. Sound trade practices and printed instructions must be followed.
Good access and appropriate protection must be provided.
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.
Tel: (01525) 722110
Fax: (01525) 718988
Sales, England and Wales
Tel: (01525) 722100
Fax: (01525) 718988
Tel: (0141) 445 0121
Fax: (0141) 445 0122
Tel: (028) 9335 2999
Fax: (028) 9332 3232
Material Safety Datasheet
Declaration of Performance (DoP)
Preparation & Application
Mix weber.rend TUC mortar by adding clean water only to achieve workability. This mortar can be made up in any batch size desired with little wastage because it is premixed dry. Add no other materials unless directed.
Apply to prepared surface 10 - 12 mm thick in accordance with BS EN 13914 and thoroughly scratch horizontally to produce key.
Allow to dry and shrink completely before subsequent applications. This will depend on weather conditions, but normally requires a minimum of 36 hours.
Do not apply:
- If frost is forecast within 24 hours of use
- In damp/wet conditions
- In temperatures below 5°C or above 30°C
- On elevations in direct sunlight or where the substrate is hot
Packaging, Health & Safety
weber.rend TUC is packaged in 3-ply, 25 kg bags with batch code and description on the side.
Storage and Shelf Life
When stored unopened in a dry place at temperatures above 5°C, shelf life is 12 months from date of manufacture.
Health and Safety
Contains cement (Contains chromium (VI). May produce an allergic reaction). Harmful by inhalation. Irritating to eyes and skin. Keep out of the reach of children. In case of contact with eyes, rinse immediately with plenty of water and seek medical help. After contact with skin, wash immediately with plenty of soap and water. Wear suitable protective clothing, gloves and eye/face protection.
For further information, please request the Material Safety Data Sheet for this product.
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A polymer-modified dry powder cement-based mortar for use as a render undercoat
A polymer-modified dry powder cement-based render mortar
A polymer-modified low density cement-based render mortar designed for one-coat application