The SupaDec Gun Grade Expanding Foam is a high-yield, professional formulation designed for heavy-duty gap filling, insulation, and bonding applications. This 750ml canister delivers exceptional expansion and adhesion, making it ideal for trade professionals and serious DIYerstackling construction projects, insulation work, and structural repairs.

Product Specifications

Key Features & Benefits

Professional-Grade Performance

• Fills gaps up to 50mm wide in single application

• Superior adhesion to:

  • Concrete

  • Brick

  • Wood

  • Metal

  • PVC

Controlled Application

• Gun-grade precision nozzle for accurate placement

• Adjustable flow rate for optimal foam control

• Minimal dripping during use

Multi-Functional Formula

• Thermal insulation (=0.035 W/mK)

• Acoustic damping

• Structural bonding (up to 200kPa shear strength)

• Weatherproof sealant

User-Safe Formulation

• Low-pressure dispense reduces overspray

• Low-odor compared to standard foams

• UV-resistant when painted

Professional Application Guide

Surface Preparation

1. Clean surfaces of dust, grease, and loose material

2. Lightly dampen porous surfaces for optimal expansion

3. Protect adjacent areas with masking tape

Foam Application

1. Shake can vigorously for 30 seconds

2. Attach to foam gun (not included)

3. Apply at 45 angle, filling cavities 1/3 to 1/2 full

4. Allow 15-20 minutes for initial set

5. Trim excess after 1-2 hours (before full cure)

Curing & Finishing

• Full strength develops in 24 hours

• Can be painted after 4 hours

• Sandable after full cure

FAQs

Q: What’s the coverage per can?

A: Approximately 30 linear meters of 10mm bead (varies by application).

Q: Can I use this without a foam gun?

A: Not recommended – gun application provides proper control and waste reduction.

Q: Is it suitable for outdoor use?

A: Yes – weather-resistant when painted or protected from direct UV exposure.

Q: How do I clean uncured foam?

A: Use SupaDec Foam Cleaner or acetone (immediately after application).

Q: What’s the shelf life?

A: 18 months unopened when stored at 5-25C.

Why Professionals Choose SupaDec Gun Foam

3x more controllable than disposable foam
50% less waste vs. standard cans
Stronger adhesion than economy foams
Trusted by builders for critical applications

Technical Specifications

• Chemical Base: Polyurethane (MDI)

• Fire Rating: Class B2 (DIN 4102)

• VOC Content: <5%

• Shrinkage: <3% during cure

• Certifications: CE, UKCA, ISO 9001

Conclusion

The SupaDec Gun Grade Expanding Foam delivers professional-grade performance for construction, renovation, and repair projects. Its high-yield formula and precise gun applicationmake it the smart choice for gap filling, insulation, and structural bonding in demanding environments. Whether you’re sealing building envelopes, insulating cavities, or securing fixtures, this foam provides reliable, long-lasting results.

SupaDec Professional Solutions for Building Excellence