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Parexal

Verified by manufacturer over a year ago

Sika Limited

Weatherproof hydraulic one coat through colour lime render in 48 standard colours.

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Application

Designed for the protection and decoration to façades of old or new buildings.

Description

A one coat application lightweight, weatherproof, hydraulic lime, through-coloured render, designed for the protection and decoration to façades of old or new buildings. Parexal is also suitable for re-pointing bricks and facing stones, or for use as a building mortar.


Suitable for:

  • New or old masonry construction; concrete, brick, block, aircrete, Durisol.
  • Traditional construction bonded with lime mortar.
  • One-coat weather resistant basecoat mortars; Parmurex, Tradirex, Monogris E.


Unsuitable for:

Masonry constructed and/ or rendered with plaster-lime, paint, thick painted acrylic coverings or plastic.

General information

Color

Other

Guidance for specification option:

Parexal is available in 48 standard colours - consult manufacturer and insert requirements.

Material

Hydraulic lime

Shape

Formless

Uniclass

Pr_35_31_64_48 Lime rendersPrimary

CAWS

M20/310 Lime:sand

M20/330 Proprietary lime:sand

Product range

Building Finishing / Lime Renders

Specification data - Lime renders

Components

Hydraulic lime.

Colour

Guidance for specification option:

Parexal is available in 48 standard colours - consult manufacturer and insert requirements.

CompressiveStrength

CS I.

Flexural strength

1 MPa.

Modulus of elasticity

2700 MPa.

Water absorption

W2.

Composition

Guidance for specification option:

  • Hydraulic lime (HL 3.5) conforming to standard BS EN 459-1 for construction limes.
  • Calcareous and siliceous sand maximum particle size 2 mm.
  • Mineral and organic additives.
  • Mineral pigments.

Manufacturer guidance

(Product).

Preparation

Water ratio: 6.0–7.0 L per 30 kg bag.