Preflex 300
Application

For sealing movement joints in buildings and civil structures including masonry joints, reservoirs, retaining walls, floors and underground structures.

Description

Two-part polysulfide joint sealant available in pouring and gun grades.

Features/ Benefits:

  • Meets recognized international standards.
  • Cures to form a tough rubber-like seal.
  • Superior adhesion to most substrates including masonry, wood, glass and metal.
  • Anticipated life of 20+ years when correctly applied.

Applications:

For sealing movement joints in buildings and civil structures including masonry joints, reservoirs, retaining walls, floors and underground structures.

Priming:

Preflex Porous Primer should be used when sealing against porous substrates.

General information

Uniclass 2015

Pr_30_31_76_62 Polysulfide construction joint sealantsPrimary

CAWS

E40/530 Sealant

Specification data - Polysulfide construction joint sealants Enhanced data

Product Reference

Preflex 300

Grade

Gun grade

For vertical and horizontal applications.

Pouring grade

For horizontal applications.

Standard product features

Suitable joints (w x d):

6–50 x 10–25 mm.

Colour:

Grey.

Technical properties:

  • Movement factor: Butt joints 30% (movement in tension and compression).
  • Curing time: Seven days (20°C).
  • Application temperature: 5–40°C.

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