DuPont Insta Stik Flex+ is a high-performance polyurethane foam adhesive supplied in a convenient 750ml canister for professional construction and insulation applications. This moisture-curing, one-component foam adhesive is specifically designed to provide durable, flexible bonding and airtight sealing for a wide range of building projects.
DuPont Insta Stik Flex+ polyurethane foam adhesive offers excellent adhesion to many common building substrates, making it ideal for window and door installation, insulation fixing and general construction work. Its flexible formulation accommodates movement caused by temperature changes and structural loads while maintaining long-term airtightness and performance.
Insta-Stik adhesive expands to fill gaps and irregularities, helping to improve thermal and acoustic insulation performance. It bonds effectively to wall surfaces, plasterboard, insulation board, timber, masonry, concrete, plaster and other common building materials. The fast-curing formula allows installers to work quickly and efficiently, reducing installation time on site.
DuPont™ Insta Stik™ Flex+ also features environmentally responsible technology, containing no CFC or HCFC propellants and carrying the low-emission EMICODE EC1plus certification.
Key Features
- High-Performance Polyurethane Foam Adhesive: Provides strong, durable bonding for professional building applications.
- Flexible Adhesive Technology: Accommodates movement in building components without compromising performance.
- Airtight Installation Solution: Helps create airtight seals around windows, doors and building openings.
- Multi Purpose Adhesive: Suitable for insulation, plasterboard and general construction applications.
- Excellent Adhesion: Bonds to a wide range of common building substrates.
- Gap Filling Performance: Expands to fill voids and irregularities between substrates.
- Compatible with Multiple Materials: Suitable for insulation board, plasterboard, masonry, concrete, plaster and timber.
- Environmentally Responsible: Contains no CFC or HCFC propellants and is EMICODE EC1plus certified.
Applications
- Window and door installation.
- To install Spacetherm Aerogel blanket
- Insulation board fixing.
- Plasterboard installation.
- Wall insulation systems.
- Airtightness detailing
- DuPont Insta Stik Flex+ supplied in a 750ml spray bottle.
- Moisture-curing, fire rated, one-component polyurethane foam adhesive.
- Specifically designed for the airtight installation of windows and doors and installing Spacetherm aerogel
- Highly flexible formulation accommodates frame movement caused by temperature changes and wind loads.
- Low-emission formulation certified with EMICODE EC1plus.
| Product Code | Dupont Insta Stik Flex+ |
| Product Type | PU Foam Adhesive Spray |
| Brand | Proctor |
| Quantity | 750ml |
| Fire Resistance | B2 |
| Colour | Light Yellow |
| Tack Free Time | 10 min |
| Resistance to Temperature | -40 bis +100 |
| Order Quantity | Delivery Charges |
|---|---|
| All | £35 +VAT |
Returns And Refunds
- Once confirmed, Order cannot be cancelled.
- The products can be returned if ordered in excess or not required anymore, within 14 days of delivery. The Returned Goods will be returned to us at the cost and risk of the Customer.
- In case of damaged products, please email us within 24hrs of delivery via email, chat or phone and we will assist accordingly

