Product Details

P12 Primer

Rotafix P12 Primer is a solvent free 2-part unfilled epoxy primer used to prepare surfaces prior to the application of epoxy mortars and screeds.

Rotafix P12 Primer can be used to assist adhesion between old and new concrete and is suitable for coating masonry and metallic surfaces such as reinforcing steel, stainless steel, aluminium and copper.

This tack primer can be brush, squeegee, trowel or roller applied.

P12 Primer conforms to the Water Research Council test requirements of BS6920 for use in potable water situations.

1 litre will cover 3㎡ on concrete and 5㎡ steel, with a pot life of 20-30 minutes, it will be touch dry in 3 hours based on a room temperature of 20℃. Ideally, subsequent coats should be applied whilst the P12 is tacky and not fully dry.

Workable for 20 minutes at 20℃.

Prepares surfaces for mortars & screeds

A solvent free 2- part unfilled epoxy primer used to prepare surfaces before the application of epoxy mortars and screeds.

Rotafix's strengthening techniques were invaluable to the project by ensuring the complex remained open throughout the repair works and the aesthetic of the exposed timber frame was retained.

— J LongwillStructural Engineer

Light Weight Epoxy Mortar - great product, great service, all companies should be like this, Thanks

— Ian ForwardBradford, UK

Rotafix Structural Adhesive - Excellent product

— Keith Burdett Wales

Good technical support on all aspects of wood repairs continues to play a major role. The quality and service of Rotafix is critical, as well as timely delivery. Rotafix staff are always very accommodating to ensure the applications are suitable. 

— J.R.SolomonWinnipeg, Canada

Additional Information

Available Sizes
  • 400cc (Product code: 3319)
  • 1L (Product code: 3325)
Product Coverage

Rotafix P12 Primer can be applied by brush, roller, squeegee or steel trowel dependant on the type of substrate. Coverage = 250cc pack (approx) 1sq/m, 1lt pack 3-4sq/m and the 5lt pack 15-20sq/m

How to use

Rotafix P12 Primer is supplied as a 2 part mix – 1 x Base part and 1 x Hardener part. The contents of the hardener container must be added to the base container and mixed well until homogeneous. Mixing Time: Once mixed the pot life for the 250cc pack is 30-40 minutes at 20 degrees ambient Please note - the warmer the temperature and the larger the pack size the quicker the pack will cure 1.0lt pack at 20 degrees pot life 20-30mins and the 5.0lt pack 15-20mins
The P12 primer will cure slower once applied out onto the substrate. The open time whilst brushed out onto the substrate will cure in 2-4 hours at 20 degrees

Product Support

For technical advice call us on+44 (0) 1639 730481 or email sales@rotafix.co.uk to discuss your requirements. 

Pack Includes

  • 400cc Base Coat

  • 1L Hardener

  • Product Instructions

FAQs

Please read our FAQs page to find out more.

What are resin repairs and what are they used for?

Resin repairs are used to repair or strengthen timber within a building. Our adhesives, grouts and mortars are workable to pump, pour and mould and can be used for a whole range of repairs due to their versatility. They are mostly used within structural timber repairs because of its strength and non-porous composition that makes a tight bond with any timber elements. Damp affected timbers soon start to rot and lose their structural integrity, therefore, it is important to remove affected timbers and rebuild the structure. Timber resin repairs can offer a cost-effective solution by repairing only the damaged area instead of replacing the whole timber structure.

What types of repairs are there?

For structural timber repairs there are several types of repairs we may suggest. After speaking to one of our technical experts, we will assess which of these repairs will be the most effective to solve the property problem. Some of the most common types of repairs for structural timber damage include:

  • Solid Resin
  • Timber Resin Splice (TRS)
  • Crack and Shake Repair
  • Joinery & Cosmetic
How do I know if I need timber resin repair?

The truth is, you may find it difficult to identify whether you need a timber resin repair. If you have noticed rot affected timber within your property, then it’s clear that the affected area needs to be treated. Using timber resin repair systems is one of our rot repair options, but it should only be specified by a professional property surveyor.

If you believe that you have structural timber damage, please call and speak to one of our technical experts to assess the problem and identify the most effective course of action.

What types of repairs are there?

Resin has long been used for structural timber repairs because of the benefits it provides and its effectiveness in timber repairs. Some of the benefits of resin repairs are:

  • They minimise disturbance – Using resin repair means that you can retain existing ceilings and floor fabric but still make an effective repair to the structural timbers. Many other types of timber repair will involve demolishing much more of the property to get access for the repair, often leaving the property uninhabitable for longer and costing more for the repair.
  • Keep your building in use – With other types of repair whole sections of a building are often exposed and unable to be used. A resin repair will only need to expose the localised area.
  • Retain the structure – Resin repairs aim to save the existing timber through repair of the rot affected timber only.
  • Durability – Resin is resistant to moisture and therefore minimises the chances of a future fungal attack.
  • Match exposed timber profiles – Ornate exposed structural timbers can be repaired to match the existing profile.

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