Roofing Felt Adhesive - Cromar - Black
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Product Information
Full details
This guide is for anyone using Cromar Roofing Felt Adhesive to ensure effective bonding of roofing felt. The adhesive provides weatherproof protection, bonding felt to various surfaces like metal, timber, and concrete. A key caveat is the importance of surface preparation and proper application techniques to achieve optimal results.
All features
| Colour | Black |
|---|---|
| Brand | Cromar |
Extended Product Information
FAQs
What surfaces can I use this adhesive on?
Cromar Roofing Felt Adhesive is suitable for use on metal, timber, concrete, and asphalt surfaces.
How much area does one litre of adhesive cover?
Coverage is approximately 1-1.5m² per litre.
How should I store the adhesive?
Store the adhesive in a warm room overnight before use, especially in cold weather, to ensure it spreads easily.
How long should I wait for the adhesive to tack up before applying the felt?
Allow the adhesive to tack up for 15-30 minutes before applying the felt.
Do I need to prime the surface before applying the adhesive?
No, priming is typically not required, but ensure the surface is clean, dry, and free from debris.
What is the best way to apply the adhesive?
Use a stiff brush, mop, or squeegee to apply the adhesive evenly.
What are the overlap requirements when using this adhesive?
Overlaps should be at least 75mm on the side and 150mm at the ends.
Can I use this adhesive on a new roof?
Yes, it is suitable for bonding new felt layers on a new roof.
Troubleshooting
Felt is not adhering properly.
Ensure the surface is clean, dry, and free from debris. Allow the adhesive to tack up for the recommended time before applying the felt. Rub or roll the felt to ensure maximum contact.
Adhesive is too thick to spread easily.
Store the adhesive in a warm room overnight, especially in cold weather. Ensure proper application with a stiff brush or squeegee.
Adhesive is not sealing the overlap.
Ensure the overlaps are at least 75mm on the side and 150mm at the ends. Apply adhesive to the underside of the felt for complete bonding.
Pros and Cons
Pros
- Provides a strong and durable bond.
- Easy to apply with a brush, mop, or squeegee.
- Suitable for various surfaces.
- Offers weatherproof protection.
- Effective for lap cementing and bonding chippings.
Cons
- Requires careful surface preparation for optimal results.
- Coverage is limited to approximately 1-1.5m² per litre.
- May require overnight storage in a warm room in cold weather.
- Specific application techniques are needed for best performance.
Setup, Compatibility & Care
- Surface Preparation: Ensure the surface is clean, dry, and free from oil, dirt, dust, and loose debris. This is crucial for optimal adhesion.
- Application: Use a stiff brush, mop, or squeegee for application.
- Tack Time: Allow the adhesive to tack up for 15-30 minutes before applying the felt.
- Felt Application: Rub or roll the felt into the adhesive to ensure maximum contact.
- Overlaps: Overlaps should be at least 75mm on the side and 150mm at the ends.
- Storage: For best results, store the adhesive in a warm room overnight before use, especially in cold weather.
- Compatibility: Compatible with metal, timber, concrete, and asphalt surfaces. Ensure compatibility with the specific felt you are using.