Langley PQ-20 W Paraquartz Liquid Roofing System

Langley PQ-20 W Paraquartz Liquid Roofing System

Langley Waterproofing Systems Ltd Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

The Langley PQ-20 W Paraquartz System (warm roof) is a cold-applied liquid waterproofing system. Paraquartz is a quick cure single-pack, moisture-triggered polyurethane with a skid-inhibiting surface.

Jump to:
+44 (0)1327 704778 www.langley.co.uk

Application

Suitable for use in areas where a skid-inhibiting finish is required for refurbishment or new build projects (where conditions allow). Can be used on all roof deck types.

Timber board roofs will require a nailed attachment layer in accordance with BS 8747: 2007 before application.

System accessories include biocidal wash, specialist primers, rooflights, flashings, refurbishment outlets, vents, and edge trims (specified separately). Consult manufacturer for further details.

Description

A high-performance, warm roof, cold-applied liquid waterproofing roof covering system for refurbishment projects, with a skid resistant finish.

Features and benefits:

  • Robust.
  • Seamless and flexible.
  • Includes reinforcement with a glass fibre fleece.
  • Permanently elastomeric.
  • UV resistant.
  • Slip resistant finish
  • Life expectancy of approximately 30-years.
  • Cold applied, heat/ flame free application, with a self-adhesive vapour barrier and carrier membrane.
  • Rapid curing.
  • Quick and easy to install, with no on-site mixing required.
  • Manufactured in accordance with BS 476: Part 3: 2004, and EN 13501-5: 2006.
  • BBA certified.
  • Comes with a 20-year independently insured guarantee for materials and workmanship, which may be extended to a 25-year guarantee with an additional top coat (only valid when installed by approved contractors).

Components:

  • Preparation: Langley Primer.
  • Carrier membrane: Paratene self-adhesive bituminous membrane (0.6 kg/m²).
  • Insulation: Parafoam Ultra PIR Insulation (4.48 kg/m²).
  • Liquid applied waterproof coating: Paraquartz Top Coat (0.75 kg/m²) and Paraquartz Base Coat (1 kg/m²) polyurethane waterproof coatings.
  • Waterproof coating reinforcement: Langley Glass Fibre Embedment Fleece (0.225 kg/m²).
  • Vapour control layer: Paratene self-adhesive bituminous membrane (0.6 kg/m²).
  • Coating surface treatment: 0.7-1.2 mm Paraquartz granules (5 kg/m²) with clear coat sealer (0.75 kg/m²).

Application:

Suitable for use in areas where a skid-inhibiting finish is required for refurbishment or new build projects (where conditions allow). Can be used on all roof deck types.

Timber board roofs will require a nailed attachment layer in accordance with BS 8747: 2007 before application.

System accessories include biocidal wash, specialist primers, rooflights, flashings, refurbishment outlets, vents, and edge trims (specified separately). Consult manufacturer for further details.

General information

Color

Dark grey

Features

Single pack installation, Robust, seamless yet flexible roof covering, Reinforced with glass fibre fleece, Permanently elastomeric, UV resistant

Material

Polyurethane

WarrantyDescription

20 year independantly insured guarantee for both materials and workmanship, may be extended to 25 year guarantee with an additional top coat, only valid when installed by approved contractors

Uniclass 2015

Ss_30_40_30_43 Liquid-applied warm roof covering systemsPrimary

CAWS

J31/10 Warm deck roof coating

J31/120 Warm deck roof coating

Specification data - Liquid-applied warm roof covering systems

Product Reference

PQ-20 W Paraquartz Liquid Roofing System

Standard product features

Material:

Polyurethane.

Colour:

Dark grey.

Thickness:

  • Carrier membrane/ vapour control layer: 0.6 mm.
  • Insulation: 120 mm.
  • Top and base coat: 1.5 mm.

Weight:

11.215 kg/m².

Technical characteristics:

  • Fire performance: Broof [t4].
  • Curing time: 2 hours/ coat.
  • Elongation: 500% (un-reinforced).
  • Shear strength: 98.7 N.
  • Slip resistance: Dry: 0.83; wet: 0.73.
  • Tensile strength: 11.5 N/mm².

Digital objects

Platform Compatible Version Certified to
Revit

Revit 2017

1

2.0
IFC
-

1

2.0
Download now from NBS National BIM Library

Third party certifications

Similar products from Langley Waterproofing Systems Ltd