ARBO Arbosil HM 310ml – Internal Sanitary Sealant – Box of 25

This product is recommended for the sealing around all types of sanitary fittings, including baths, showers, urinals, sinks, and washbasins in domestic and commercial locations. It is suitable for use in areas of high humidity. It can be used to seal around laminates and worktops. Suitable for both interior and exterior use. Use for sealing of aluminium sheets and components. Use as an adhesive to bond PVC trims. 

NB: It is not recommended for overpainting or use against most metal surfaces, particularly soft metals like brass or lead, and is not for use against natural stone. (Contact Adshead Ratcliffe Technical Services for advice on which product to use against these substrates)

APPLICATION INSTRUCTIONS 

Joint Preparation 

The joint surfaces must be clean, dry and free from all contamination and any loose materials. The surfaces should be degreased using the appropriate Arbo Cleaner. Primers may be required on some substrates. It is recommended that Adshead Ratcliffe Technical Services Department should be consulted and advice obtained with regard to the choice of primer for specific purposes. 

Joint Backing 

Where applicable, appropriate joint filler, e.g. closed cell polyethylene foam, should be used to provide the correct joint depth. 

Application 

Arbosil HM is supplied in cartridges and can be applied into the joint using an Arbo Caulking Gun. 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.

JOINT SIZE SUITABILITY 

Joint Width 

Minimum 6mm Maximum 25mm (single application); 

35mm (multiple applications) 

Joint Depth 

Minimum 10mm on porous substrates 

Minimum 6mm on non-porous substrates 

Maximum 15mm 

Width: Depth ratio 

(within above min/max restrictions) 

2:1 butt joints 

1:1 lap joints