PENOSIL 312 Window & Door Silicone (24 x 300ml)
- PENOSIL
- PENT1709
- In Stock
-
£86.69
- Exc. VAT: £72.24
Available Options
PENOSIL Window & Door Silicone 312 – 300ml (Box of 24)
PENOSIL Window & Door Silicone 312 is a high-performance, multipurpose oxime silicone supplied in a trade box of 24 x 300ml cartridges. Designed for professional interior and exterior building applications, it is ideal for sealing joints exposed to high movement while maintaining long-term flexibility and durability.This advanced silicone cures to form a flexible, weatherproof rubber seal that resists UV exposure, ageing, and harsh environmental conditions. It delivers a clean, professional finish for glazing, window and door installations, and general sealing works.
Box Contents
- 24 x 300ml cartridges
- other quantity options also available - see related products
- High movement capability (±25%)
- Permanent elasticity with low elastic modulus
- Weatherproof, UV and ageing resistant
- Excellent adhesion to a wide range of materials
- Suitable for interior and exterior applications
- Ideal for glazing, finishing, and sealing joints
- Sealing facade and window perimeter joints
- Weatherproofing joints between windows and doors
- Interior and exterior sealing, ventilation, and sanitation works
- Concrete
- Masonry
- Wood
- Bricks
- Metals
- PVC
- Glass
- Enamel
- Ceramic tiles
- Most plastics
- Painted and varnished surfaces
- Agate Grey
- Anthracite Grey
- Black
- Bronze
- Chartwell Green
- Clay Brown
- Clear
- Cream
- Mahogany
- Rosewood
- Toffee
- White
Why Buy This Product?
PENOSIL Window & Door Silicone 312 provides long-lasting flexibility, excellent adhesion, and reliable weather protection. Supplied in a cost-effective box of 24, it’s ideal for trade professionals needing consistent, high-quality results across multiple installations.
Disclaimer
Images are for reference only, showing products from different angles. The quantity shown may not reflect what you purchase, usually only one item is supplied unless stated otherwise.
Any advice is for general guidance only. We cannot guarantee products will meet your specific needs or usage. Please check all measurements and specifications before purchase, as we are not responsible for incorrect advice or items ordered in error. Return costs in such cases are the customer’s responsibility.

