Double sided Jointing tape for Vapour Barrier

Damplas Double Sided Jointing Tape is a high-performance blue butyl mastic tape designed to deliver superior adhesion and long-term sealing for vapour barriers, DPC, and gas membrane systems. With strong adhesive on both sides, this tape ensures secure, airtight, and watertight bonds between overlapping membranes.

Supplied in 50mm x 10m rolls for membrane joints and 100mm x 10m rolls for damp proof course (DPC) and gas barrier applications, this tape is an essential part of any professional installation.

Key Features:

1. Double-Sided Adhesive: Provides excellent bonding strength for overlapping sheets and membranes
2. High-Performance Butyl Mastic: Ensures long-lasting, airtight, and moisture-resistant joints
3. Versatile Application: Suitable for vapour barriers, DPC systems, and gas membranes
4. Durable & Flexible: Remains effective under varying site and weather conditions
5. Sizes Available: 50mm x 10m (membrane joints) and 100mm x 10m (DPC & gas membranes)

Applications:

1. Vapour barrier and gas membrane systems
2. Damp proof course (DPC) installations
3. Sealing overlaps in membrane joints
4. Repairing punctures and damaged sections

Installation Procedure:

1. Ensure the membrane or DPC surface is clean, dry, and dust-free.
2. Overlap adjacent sheets by at least 150mm.
3. Apply Damplas Double-Sided Jointing Tape between the overlaps to bond the materials.
4. For extra security, seal the lap with Damplas Single-Sided Jointing Tape.
5. For repairs, patch damaged areas with matching material and seal as above.

Why Choose Damplas:

1. Trusted performance in professional construction
2. Easy, reliable application
3. Compatible with Damplas CPT Plus and other membrane systems
4. Ideal for both residential and commercial builds

Here are 5 more great reasons to buy from us:

Returns are easy, if the items are�unopened and unused�then simply�contact us�for a returns number and send your item to our returns centre for fast processing. We'll get you a replacement or refund in a snap!

In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down.

We insist that you love everything you buy from us. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again.

Ordering from APEX Fibreglass Roofing Supplies is 100% safe and secureso you can rest easy. Your personal details are never shared, sold or rented to anyone either.

Here are 5 more great reasons to buy from us:

Returns are easy, if the items are�unopened and unused�then simply�contact us�for a returns number and send your item to our returns centre for fast processing. We'll get you a replacement or refund in a snap!

In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down.

We insist that you love everything you buy from us. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again.

Ordering from APEX Fibreglass Roofing Supplies is 100% safe and secureso you can rest easy. Your personal details are never shared, sold or rented to anyone either.