Custom Bespoke Composite Doors & Aluminium and UPVC Panels
PENOSIL 312 Window & Door Silicone – (6 x300ml)

PENOSIL 312 Window & Door Silicone – (6 x300ml)

  • PENOSIL
  • PENM1709
  • In Stock
  • £21.67

  • Exc. VAT: £18.06

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PENOSIL 312 Window & Door Silicone – 300ml (Pack of 6)
PENOSIL 312 is a high-performance, multipurpose oxime silicone designed for windows, doors, and general sealing applications. Supplied in a convenient pack of 6 x 300ml cartridges, it’s ideal for trade or DIY use. This silicone provides a flexible, weatherproof seal that resists UV, ageing, and extreme weather, while maintaining elasticity in high-movement joints. Perfect for glazing, window and door installations, and interior or exterior sealing jobs.

Pack Contents
  • 6 x 300ml cartridges
  • Single Cartridge, and Trade Boxes also available
Key Features
  • High movement capability (±25%)
  • Permanent elasticity and low elastic modulus
  • Weatherproof, UV and ageing resistant
  • Excellent adhesion to concrete, masonry, wood, PVC, metals, glass, ceramics, and painted surfaces
  • Suitable for both interior and exterior applications
Application Areas
  • Sealing windows, doors, and façade joints
  • Interior and exterior sealing, ventilation, and finishing works
Available Colours
  • Agate Grey
  • Anthracite Grey
  • Black
  • Bronze
  • Chartwell Green
  • Clay Brown
  • Clear
  • Cream
  • Mahogany
  • Rosewood
  • Toffee
  • White
Why Buy This Product?
PENOSIL 312 ensures long-lasting flexibility, superior adhesion, and professional results. The 6-pack is perfect for smaller projects or for trade users who want reliable, high-quality silicone in a convenient pack size.

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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.

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