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Bostik Seal N’ Flex Facade is a professional quality, weather resistant, high-performance expansion sealant for construction joints. This universal low-modulus formula is based on the latest hybrid polyurethane technology. It cures under the influence of humidity to form a durable elastic rubber.
Specifically developed for sealing expansion joints in:
- In-situ concrete and render
- Precast and tilt-up panels
- Brickwork and block work
- Plasterboard face and paper-lined recessed edges
- Fibre cement sheet
- Aluminium windows
- GRC, fibreglass and most specialty panel systems
- Painted wood
- Stainless steel
- Some plastics
- Enamel
Features & Benefits
- Meets NZBC E2/AS1
- Complies with ISO 11600/F/25LM
- BRANZ appraised: Appraisal No. 1100 [2019]
- AsureQuality - Passed AsureQuality assessment for food / beverage / dairy factory food areas non-contact with food / food contact surfaces / process waters H4309 with conditions
- Low modulus with - 25% joint movement
- Excellent adhesion without primer to most, even damp surfaces
- Bubble-free, moisture curing
- Low shrinkage
- Good resistance to UV, water and weather
- Superior tooling
- High durability
- Low VOC, almost odourless
- No isocyanates, solvents and silicones
- Permanently elastic
- Paintable
Specifications
| Product Type | Sealant |
| Container Size | 600 ml Sausage |
| Colour | White |
| Brand | Bostik |







