Arbocaulk
Description

A water-based acrylic sealant suitable for internal low movement joints.

Not recommended for high movement joints or for external joints.

Fair resistance to most alkalis and dilute acids; poor resistance to hydrocarbon solvents.

Will not readily ignite, so does not constitute a fire hazard.

Can be painted with emulsion and gloss paints when fully cured.

Correctly applied, the sealant should not require maintenance, and has an anticipated life in excess of 15 years.

Health and safety:

Some components are labelled as harmful. Use of this product should be recorded in the project Health and Safety Plan.

Application temperature:

+5°C to +50°C.

Curing time:

Allow 3 hours before application of emulsion paint and 12 hours before application of gloss paint.

Joint dimensions:

– Width:

  • Minimum 6 mm; maximum 20 mm.

– Depth:

  • Porous substrates: Minimum 10 mm; maximum 10 mm.
  • Non-porous substrates: Minimum 6 mm; maximum 10 mm.

Joint backing:

Closed cell foam polyethylene is recommended to pack out deep joints.

Primer:

Not required.

General information

Uniclass 2015

Pr_30_31_76_02 Acrylic construction joint sealantsPrimary

CAWS

F30/610 Movement joints with sealant

F30/670 Head of non-loadbearing walls

L10/75 Sealant joints

L10/810 Sealant joints

L20/80 Sealant joints

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Specification data - Acrylic construction joint sealants

Product Reference

Arbocaulk

Accessories

None

Joint backing: Closed cell foam polyethylene rod

Standard product features

Colour:

White

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