Visqueen Damp Proof Course - 150mm x 20m

Manufactured from co-polymer thermoplastic (CPT) to protect against the ingress of damp for the li...

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BradfordsVisqueen Zedex Cpt High Performance Damp Proof Course 150Mm X 20Mtr
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Travis PerkinsVisqueen Black Copolymer Thermoplastic Damp Proof Course , Size: 150mm x 20m
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Product Information

Full details

This guide is for builders and construction professionals using Visqueen Damp Proof Course (DPC) for effective damp protection in buildings. The key benefit is long-lasting protection against moisture ingress, ensuring the structural integrity of your projects. A consideration is that proper installation, adhering to the BBA certificate guidelines, is crucial for optimal performance. This guide will cover key features, usage, and troubleshooting to help you maximize the effectiveness of Visqueen DPC.

All features

BrandVisqueen

Extended Product Information

FAQs

What is the lifespan of Visqueen DPC?

Visqueen DPC is designed to last the lifetime of the building when installed correctly.

Is Visqueen DPC safe to handle?

Yes, Visqueen DPC contains no hazardous pitch or PVC plasticisers, making it safe and clean to handle.

Can Visqueen DPC be used with all types of mortar?

It is compatible with most standard mortars, but always check compatibility with the specific mortar type.

What is the correct overlap for joints?

A minimum overlap of 100mm is generally recommended at joints.

Where can Visqueen DPC be used?

It can be used in walls, foundations, cavity trays, and under floors to prevent rising damp and water ingress.

How do I cut Visqueen DPC?

Use a sharp utility knife or appropriate cutting tool to ensure a clean cut.

Does Visqueen DPC require any special maintenance?

No special maintenance is required, but it's important to inspect it during construction to ensure it remains intact.

What does BBA certification mean?

BBA certification ensures that the product meets rigorous quality and performance standards.

Troubleshooting

Dampness observed above the DPC.

Check for gaps or damage in the DPC. Ensure proper overlap at joints and repair or replace any compromised sections.

DPC not adhering to the mortar.

Ensure the mortar is compatible with the DPC material. Make sure the surface is clean and apply the mortar evenly.

DPC tearing during installation.

Use proper cutting tools and handle the DPC with care. Avoid stretching or pulling the material excessively.

Bubbling or blistering of the DPC.

This could be due to moisture trapped underneath. Ensure the surface is dry and free of trapped air pockets during installation.

Pros and Cons

Pros

  • Long-lasting damp proofing for the life of the building.
  • Excellent resistance to water and gas penetration.
  • Easy to handle and install.
  • BBA certified for guaranteed performance.
  • Flexible and tear-resistant for ease of use in various applications.
  • Superior strength under compressive loads.

Cons

  • Requires careful installation to ensure proper sealing and performance.
  • May require specific tools for cutting and shaping.
  • Needs to be compatible with other building materials.
  • Incorrect installation may lead to ineffective damp proofing.
  • Material is susceptible to damage during handling if not careful.

Setup, Compatibility & Care

Setup

  1. Preparation: Ensure the surface is clean, level, and free from debris.
  2. Cutting: Cut the DPC to the required size using a sharp utility knife or appropriate cutting tool.
  3. Positioning: Lay the DPC in the mortar bed, ensuring it is correctly positioned.
  4. Overlap: Ensure adequate overlap at joints (typically 100mm) for a continuous barrier.
  5. Mortar Application: Apply mortar above the DPC to complete the wall or structure.

Compatibility

  • Visqueen DPC is compatible with most standard building materials, including brick, block, and mortar.
  • Ensure that the mortar used is compatible with the DPC material.

Care

  • Handling: Handle the DPC with care to avoid tears or damage.
  • Storage: Store the DPC in a dry, protected environment away from direct sunlight and extreme temperatures.
  • Inspection: Regularly inspect the DPC during construction to ensure it remains intact and correctly positioned.

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