Sika Sikabond Contractors PVA 5L

Sika Sikabond Contractors PVA 5L

Sika Sikabond® Contractors PVA 5L – Multi-Purpose Adhesive, Sealer, and Mortar Admixture

Product Size: 5 Litres
Boxed Weight: 5.4 kg
Product Code: SikaBond® Contractors PVA

Product Overview

Sika Sikabond® Contractors PVA is a high-quality, water-based, multi-purpose polyvinyl acetate (PVA) solution that functions as an economic adhesive, surface sealer, bonding agent, and mortar admixture. Designed for general construction use, it is suitable for a wide range of internal applications, offering excellent adhesion to porous surfaces such as wood, plaster, cement, and brick.

Engineered for reliability and ease of use, this product is an essential component for building professionals, contractors, and DIY users who require a cost-effective and high-performing solution for general repairs, surface preparation, and plastering work.

Key Features and Benefits

• Multi-Use Product: Functions as a primer, sealer, bonding agent, dustproofer, and mortar/plaster admixture.

• Excellent Bonding Capabilities: Forms strong bonds with wood, masonry, concrete, plaster, and other porous surfaces.

• Improves Mortar Properties: Enhances adhesion and flexibility, reduces cracking, and improves workability in cementitious mixes.

• Dustproofing Capabilities: Reduces surface dusting on concrete and screeds when applied as a sealer.

• Economic Solution: Offers professional-grade performance at a cost-effective price point.

• Water-Based Formula: Low odour, non-toxic once cured, and easy to clean with water.

• Interior Use: Perfect for indoor applications in homes, commercial properties, and renovation projects.

Applications

SikaBond® Contractors PVA is ideal for:

• Bonding new plaster to old surfaces

• Priming and sealing porous substrates before tiling, painting, or wallpapering

• Enhancing adhesion and flexibility in mortars, renders, and floor screeds

• Dustproofing bare concrete or screeds

• Light-duty woodworking and general-purpose adhesive tasks

Technical Specifications

Application Instructions

1. As a Surface Sealer or Primer:

• Dilution: 1 part PVA to 4 parts water.

• Apply evenly with brush or roller to dry, clean surface.

• Allow to dry fully before proceeding with finishing coats or adhesives.

2. As a Bonding Agent:

• Mix 1 part PVA with 1 part water and brush onto the surface.

• Apply plaster, mortar, or render while the PVA coat is still tacky.

3. As a Mortar Admixture:

• Add approx. 0.5–1 litre of PVA per 25 kg cement to improve flexibility and adhesion.

• Mix thoroughly before application.

4. As a Dustproofer:

• Apply diluted PVA (1:4 ratio with water) to concrete or screed.

• Allow to dry to form a dust-binding film.

5. As a General-Purpose Adhesive:

• Use neat on surfaces such as wood or card for lightweight applications.

• Press surfaces together firmly and allow to dry.

Health & Safety

• Use gloves and appropriate eye protection during use.

• Avoid inhalation and direct contact with skin or eyes.

• In case of contact, rinse with clean water and seek medical advice if necessary.

• Keep container tightly closed and away from children.

• Consult the Safety Data Sheet (SDS) for full handling and disposal instructions.

Frequently Asked Questions (FAQ)

Q1: Can this product be used outdoors?

A: No. SikaBond® Contractors PVA is intended for interior use only. For external or waterproof bonding applications, consider SikaBond Waterproof PVA or Sika SBR+.

Q2: Is this suitable as a primer before tiling?

A: Yes. When diluted, it can be used as a primer for porous substrates before applying tile adhesives or leveling compounds.

Q3: Can it be used in structural applications?

A: No. It is designed for light-duty, non-structural tasks. For structural bonding, consult Sika’s range of epoxy adhesives.

Q4: What is the drying time?

A: Typically 1–2 hours, depending on environmental conditions and substrate porosity.

Q5: Is it safe for use around children and pets?

A: Yes, once fully cured. However, take standard safety precautions during use and keep out of reach until the product is dry.

Q6: Does it dry clear?

A: Yes. It dries to a clear, flexible film, making it ideal for sealing and priming prior to finishing.

Why Choose Sika Sikabond® Contractors PVA?

Backed by Sika’s global expertise in construction chemicals, SikaBond® Contractors PVA delivers reliability, versatility, and performance for a wide range of indoor bonding, sealing, and repair tasks. Whether you’re sealing surfaces, improving mortar flexibility, or bonding plaster to brick, this product provides an economical and dependable solution trusted by contractors and DIYers alike.