DAFA Airtight Universal Pipe Grommet | Passive House Cable & Pipe Sealing
DAFA Universal Pipe Grommet – Airtight Sealing for New Installations
The DAFA Universal Pipe Grommet is a patented, high-performance solution for achieving airtight pipe penetrations in new-build projects. Part of the renowned DAFA AirStop System, this grommet is designed to secure directly onto the vapor barrier, ensuring a quick, reliable, and durable seal around pipes. By preventing unwanted air leakage, it significantly improves energy efficiency, helps meet UK building regulations, and supports the construction of more sustainable, low-energy properties.
Key Features
- Universal Fit: A single flexible gasket accommodates a wide range of common pipe sizes and exhaust ducts, streamlining product selection.
- Airtight Seal: Prevents unwanted air leaks and reduces heat loss, enhancing overall energy efficiency and occupant comfort.
- Easy Installation: Attach directly to the vapor barrier without the need for special tools, sealants, or adhesives—simplifying workflow and saving time.
- Durable Construction: Made from robust EPDM membrane coated with a strong acrylic adhesive, tested and proven to withstand challenging conditions.
- Compliance: Meets stringent UK building regulations for airtightness and energy efficiency, contributing to long-term sustainability targets.
- Patented Solution: Developed and validated by industry experts, including testing by the Danish Technological Institute for airtightness at 50 Pa.
Why Choose the DAFA Universal Pipe Grommet?
As the UK intensifies its focus on energy-efficient buildings, ensuring airtight pipe penetrations is essential. The DAFA Universal Pipe Collar minimizes heat loss and helps maintain stable indoor temperatures, leading to lower energy bills and a reduced carbon footprint. With its ease of installation and versatile fit, it’s the ideal choice for professionals dedicated to building better, healthier, and more efficient structures.
Applications
- Residential and commercial new-build projects
- Vapor barrier installations requiring airtight pipe penetrations
- Ventilation ducts, plumbing installations, and electrical conduit penetrations
- Projects targeting high-performance standards (Passivhaus, low-energy builds)
Size Selection
DAFA Universal Pipe Collars are available in various types to accommodate different pipe diameters. Each collar includes pre-stamped markings to guide precise sizing.
Type 260mm
| Marking Number | Diameter (Ø) | Fits Round Pipes |
|---|---|---|
| 1 | Ø12 mm | Ø15 mm to Ø25 mm |
| 2 | Ø25 mm | Ø40 mm to Ø60 mm |
| 3 | Ø45 mm | Ø60 mm to Ø90 mm |
| 4 | Ø70 mm | Ø90 mm to Ø110 mm |
Type 345mm
| Marking Number | Diameter (Ø) | Fits Round Pipes |
|---|---|---|
| 1 | Ø60 mm | Ø85 mm to Ø125 mm |
| 2 | Ø100 mm | Ø125 mm to Ø160 mm |
| 3 | Ø135 mm | Ø160 mm to Ø200 mm |
Type 520mm
| Marking Number | Diameter (Ø) | Fits Round Pipes |
|---|---|---|
| 1 | Ø150 mm | Ø200 mm to Ø250 mm |
| 2 | Ø190 mm | Ø250 mm to Ø315 mm |
| 3 | Ø255 mm | Ø315 mm to Ø400 mm |
Enhance Your Energy Savings
Installing the DAFA Universal Pipe Collar ensures airtight pipe penetrations from day one. By eliminating air leaks, you reduce heat loss and improve overall building performance. Over time, these energy savings translate into lower utility costs, reduced environmental impact, and a more comfortable indoor climate.
Technical Specifications
EPDM Membrane Specifications
| Property | Value |
|---|---|
| Material | EPDM Rubber |
| Hardness | 67° Shore A |
| Tensile Strength | 9.4 MPa (EN 12311-2) |
| Tearing Strength | 55 N/mm (EN 12310-2) |
| Elongation at Break | 430% |
| Temperature Resistance | -40°C to +100°C |
| Sd Value | 60 m (EN 1931) |
Adhesive Specifications
| Property | Value |
|---|---|
| Type | Acrylic, solvent-free |
| Thickness | 320 μm (Paper + Adhesive) |
| Weight | 250 g/m² (approx.) |
| Peel Strength | 35 N/25 mm (AFERA 5001) |
| Temperature Resistance | -30°C to +100°C |
| Liner | Siliconised Paper, 90 g/m² |
Installation Guidance
Mounting: Ensure a stable, dust-free, and dry surface for attaching the DAFA Universal Pipe Collar directly to the vapor barrier. No special tools or sealants are needed.
This fast and straightforward installation helps maintain the integrity of the vapor barrier, ensuring airtight results that stand the test of time.
Order Your DAFA Universal Pipe Collar Today
Invest in airtight construction solutions that meet today’s energy standards. Order the DAFA Universal Pipe Collar now and experience improved energy efficiency, regulatory compliance, and lasting performance in your next project.
Dimensions
Type 260: 260 mm x 260 mm
Type 345: 345 mm x 345 mm
Type 520: 520 mm x 520 mm
Installation Video
Datasheet
Documentation & Support
For more technical details, please download the DAFA Universal Pipe Collar datasheet below:
Delivery / Leadtime
Delivery is around 10 to 12 days from ordering, delivered direct from our factory in Denmark