Primers and Ancillary
Vetoprime EP691

Versatile solvent free epoxy based primer

As a universal versatile primer for resinous flooring and concrete repair systems especially screeds and self smoothening toppings.
Sealing of highly porous cementitious substrates prior to topcoating with Vetotop range.
Priming of joint edges to receive urethane, epoxy, and polyurea based sealants.
Priming of concrete slabs and walls to receive solvent free epoxy, urethane, MMA, polyurea, hybrid coatings, screeds and self smoothening toppings.
Priming of concrete substrates to receive epoxy and urethane based repair mortars.
Priming of cementitious screeds to receive epoxy, urethane and resinous toppings.
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Technical Information
Product Description

Vetoprime EP691 is a universal primer for the Vetorep and Vetotop product range, its applied on prepared concrete and cementitious substrates to seal the substrate and enhance bonding with top coats. Vetoprime EP691 is a two component solvent free epoxy resin that has sealing properties making it ideal for concrete substrates.

  • Easily applied by brush and roller.
  • Versatile with applications in a large number of coating materials and sealants.
  • Designed for highly porous surfaces.
  • High wetting properties.
  • Perfect for use with epoxy, urethane screeds and self smoothening toppings.
  • Cost effective, suitable for use in MENA region conditions.
Packaging & Coverage

Vetoprime EP691 is supplied in 15 Liters kit, Coverage: 7 - 10 m2 /Liter

Shelf Life & Storage

Original sealed container of Vetoprime EP691 has a shelf life of 12 months provided it is stored clear of ground in a dry shaded place below 35ºC.


Semi-Translucence Creamy Liquid
Application Information
Instructions for use



Mix Vetoprime EP691 as supplied. Add the entire content of hardener can to the base can and mix thoroughly for about 2 minutes. Once mixed, the Vetoprime EP691 shall be immediately applied in a thin continuous film using stiff brushes or rollers. Avoid over-application and puddles.

Vetoprime EP691 shall be allowed to become tack-free prior to the application of epoxy coating (unless otherwise specified) but well within the open time specified for the given temperature.

The hotter the substrate, the more quickly the primer will become dry.


All tools and equipment shall be cleaned immediately after use with Vetonit Solvent XX600.


Surface Preparation

It is essential that Vetoprime EP691 is applied to a sound, clean and dry surface in order to achieve maximum bond strength between substrate and coating/repair products.

Concrete Substrates

Should be at least 28 days old and relative humidity of the concrete is 75% or below. Laitence deposits on new concrete are best removed by light grit blasting, mechanical scabbling or grinding. 

Where heavy contamination by oil and grease has occurred or existing coatings are present, it is essential that all contaminations are removed. 

Additional Information
Health & Safety

Some people are sensitive to epoxy resins; so gloves and a barrier cream shall be used when handling these products. If contact with the resin occurs, it must be removed, before if hardens, with resin removing cream follow by washing with soap and water. Do not use solvent.

During use, avoid inhalation of solvent and contact with skin and eyes. Wear suitable protective clothing, gloves, eye protection and respiratory protective equipment. In case of contact with eye, rinse immediately with plenty of clean water and seek medical advice. If swallowed, seek medical attention immediately – do not induce vomiting.

Vetoprime EP691 is non-flammable.

Refer to Material Safety Data Sheet for further information.

Important note

Saveto endeavors to ensure that any advice, recommendations, information it may give, is accurate and correct. It cannot accept any liability either directly or indirectly arising from the use of its products, because it has no direct or continuous control over where or how its products are applied, whether or not in accordance with any advice, specification, recommendation or information given by us. Saveto has the right to change any of the specifications mentioned in the Technical data sheets upon its discretion without prior notification.

Hard copies of TDSs are printed once or twice a year, while our technical data sheets are continuously being updated as per R&D improvements and new 3rd party testing; kindly refer to our website for the latest updated TDSs.

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Saudi Vetonit Co. Ltd. (SAVETO)
P.O. Box 52235 Riyadh 11563, KSA
Toll: (+966 11) 265 3334
Fax: (+966 11) 265 0936
800 124 9009
Fax: (+966 11) 265 0718
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