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Arbo Arbosil LM 380ml


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Additional information

Weight : .5 kg

Dimensions : 25 × 3 × 3 cm

Colour : Anthracite, Brown, Buff, Grey, Magnolia, RAL 7016, RAL 7022, Rustic Red, White, Light Grey, Portland

Product Description:

Arbo Arbosil LM is a one-part Neutral Cure Silicone Sealant which cures on exposure to moisture vapour to form an elastic silicone rubber. (Please note: Black, Dark Bronze and Translucent come in 310ml cartridges). It is recommended for a number of applications, such as, perimeter pointing of PVCu frames, sealing joints in brickwork, remedial glazing and sealing joints in translucent roofing sheets.

Application Instructions

Joint preparation

The joint surfaces should be dry & free from all dust & contamination. The surfaces will need to be cleaned or degreased using Arbo’s appropriate cleaner. Primers may be required on some surfaces. It is advised that Adshead Ratcliffe Technical Services Department should be consulted with regard to the choice of primer for specific purposes.

Joint – Backing

Where applicable, an appropriate joint filler, such as a closed-cell polyethene foam should be used to provide the correct depth for the application. All joint preparation, priming, and sealant application should be
carried out in accordance with BS 8000 Part 16, the British Standard for the sealing of joints in buildings using sealants.


Arbosil LM is supplied in polyethene 310 and 380ml cartridges and can be applied into the joint using an Arbo Caulking Gun


25 x 310ml or 380ml Polyethylene Cartridges per box. Polyethene Nozzles are included in each box.


Anthracite, Buff, Grey, Portland, White, Magnolia, Rustic Red, Light Grey, Brown, RAL 7016 (Dark Anthracite), RAL 7022 (Umbra Grey)

Storage Life

12 months in original unopened packaging stored in a cool, dry place out of direct sunlight



Arbo 2650 Primer (500ml tin) Yield approximately 125 metres per tin
Arbo 2402 Primer (500ml tin) Yield around 200 metres per tin
Arbo Primer 2172 (500ml tin) Yield about 200 metres per tin

Health and Safety

Contains Oximosilanes. Please consult Safety Data Sheets for full information.

We offer a wide range of other Arbo products on our website

For any further information you may need on this product, please visit the Arbo website.