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ARBO Arbosil 1070 Fire Resistant Silicone Sealant – 380ml Black

Brand: ARBO
Product Code: SL7040CBL
In Stock

Arbosil 1070 is a one-part, low modulus fire-resisting silicone sealant which cures on exposure to moisture vapor, creating a highly elastic silicone rubber. Supplied in black, it has excellent adhesion to common construction substrates.

£8.26 incl. VAT
£6.88 excl. VAT

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ARBO Arbosil 1070 – 380ml Black is a one-part, low modulus fire-resisting silicone sealant that cures on exposure to moisture vapour, forming a highly elastic silicone rubber. With excellent adhesion to concrete and other common construction substrates, Arbosil 1070 is designed to meet the stringent requirements of modern construction projects.

ARBO Arbosil 1070 – 380ml Black is also available in alternative colour options.

Application and Key Benefits of Arbosil 1070: 

Arbosil 1070 is ideal for sealing movement joints and other critical details to prevent the passage of fire. 

Note: Not recommended for use in floor joints unless specifically approved by ARBO Technical Services. 

  • Fire Resistance: Independently verified to provide up to 4 hours of fire resistance.* 
  • Excellent Elasticity: Ensures durability and flexibility in various joint movements. 
  • Substrate Compatibility: Adheres well to concrete and other common construction materials. 
  • UV Resistance: Offers very good resistance to UV degradation. 
  • Long Service Life: Expected service life of over 25 years. 

*Consult ARBO Technical Services for full details.

Technical Data
Colour Black
Skin Time at 20°C/65% RH 20-30 minutes
Application temperature +5°C to + 50°C
Service temperature -50°C to +120°C
Typical Shore Hardness 20 – 25
Cure Rate at 20 ºC/ 65 % RH 1mm/24 hours
Chemical Resistance Not recommended where there will be direct contact with chemicals unless specifically approved by ARBO
UV Resistance Very good
Service Life 25 years +
Movement Accommodation Butt joints (movement in tension and compression): 50 %
Lap joints (movement in shear): 100 %
Specification Compliance
BS EN ISO 11600 – F/G – 25 LM
BS 5889 Type A: 1989
Warrington Fire Report 523486
Warrington Fire Report 534336

Please see our Delivery policy page for full details of our delivery terms and conditions, including information on exclusions, geographical restrictions, third parties, and failed deliveries.

Delivery Timescales

We will endeavour to deliver all orders within 1-3 working days (subject to geographical restrictions). Please note, where delivery lead-times for individual orders may be subject to change, we will keep you informed directly by phone or email within 24 hours of your order being placed.

Deliveries will not be made on UK bank holidays, and in such cases will fall on the next working day.

Standard delivery hours are between 8am and 6pm, Monday to Friday. If you are not available to accept the delivery when it is attempted, then a failed delivery charge will be applied (see the Delivery page for full details).

Delivery Communications

We aim to dispatch and deliver all our products within their specified time frames. You will get notified by BaseTec via email when your products have been dispatched. This will include details of your order and the expected delivery time. BaseTec will contact you via email or phone if there are any delays in picking your order or after dispatch.

If any products are out of stock or unavailable at the time of ordering, the BaseTec team will contact you by phone or email to discuss your options.

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