NBS Source
I'm a manufacturer

Hydroswell Putty - Sodium Bentonite/Butyl-Rubber Mastic

Verified by manufacturer 2 months ago

SMR PROJECTS LIMITED Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

Trowel-grade, sodium bentonite/butyl-rubber based mastic.

Jump to:
+44(0)1295 279747 Website

Application

BentoGuard Putty is a below-ground waterproofing accessory product designed for use with Hydroswell BentoGuard Membrane in the following example of uses:

  • Filleting at horizontal and vertical inside corners.
  • Flashing material around drains, mechanical and electrical penetrations, curbs and parapets.
  • Sealing material at waterproofing terminations below-ground.
  • Repair material for small concrete substrate surface defects prior to Hydroswell membrane installation.


BentoGuard Putty is formulated for use on structural concrete, masonry and most metal surfaces. Use in applications with proper confinement only. Backfill soils should be well compacted to an 85% modified proctor density. BentoGuard Putty is not an expansion joint sealant.

Description

BentoGuard Putty is trowel-grade, sodium bentonite/butyl-rubber based mastic designed for surface preparation as well as waterproof detailing work with Hydroswell BentoGuard Membrane.


Features and benefits:

  • Swells upon contact with water to seal against water ingress.
  • Consistency of a thick grease.
  • Simple to apply and bonds to most substrate materials.

General information

Material

Butyl

Clay

Guidance for specification option:

Sodium bentonite.

Shape

Formless

Uniclass

Pr_30_31_76_39 Hydrophilic sealantsPrimary

CAWS

E40/320 Hydrophilic waterstops

Specification data - Hydrophilic sealants

Material

Sodium bentonite/butyl-rubber based.

Application thickness

38 mm.

Coverage

0.4 m/kg.

Manufacturer guidance

Coverage per 15 kg pail.

38 mm fillet = 0.4 m/kg (6 m/pail).

Application temperature

-4℃ or above.

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

Hydroswell BentoGuard Membrane: Agrément Certificate 21/5917

Literature

Hydroswell Putty

Hydroswell Putty

Hydroswell BentoGuard Membrane

Hydroswell BentoGuard Membrane