Langley Waterproofing Limited

Paracoat Cold Polyurea

Manufacturer: Langley Waterproofing Limited 

Materials: Polyurea 

Paracoat Cold Polyurea systems are built up by applying the following components on site:

• Paracoat Cold Polyurea — a two-component, polyurea, liquid-applied waterproofing membrane
• Paracoat Cold Polyurea ST (<2%) — a two-component thixotropic version of Paracoat Cold Polyurea for use on sloped surfaces
• Reinforcement Fabric 80 — a 80 g∙m–2 polyester reinforcement fabric for embedding into Paracoat Cold Polyurea over existing cracks, at upstands and other changes of plane in the Paracoat Cold Polyurea unreinforced system
• Paracoat Cold Polyurea Reinforcement Fleece — a 150 g·m–2 glass fibre mat, for use in the Paracoat Cold Polyurea fully reinforced system
• Paracoat Humidity Primer — a two-component water based primer for use on concrete surfaces where the moisture content of the concrete is greater than 4%
• Paracoat Cold Polyurea PU Primer — a primer for use when overlapping onto existing coating during repairs
• Paracoat Polyurea Thixo Additive — an additive for mixing into Paracoat Cold Polyurea when used at upstands and on steep slopes.


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Number: 19/5654
Issue date: 10/06/2019

Approved for use on


Balconies, Terraces & Walkways Flat Roofs Pitched Roofs Podium Decks 

For use as a fully adhered, exposed waterproofing layers on new and existing flat and pitched roofs with limited access and, when protected, on pedestrian access roofs, balconies, terraces and podiums.

Substrate


Concrete 

The adhesion of the systems has been assessed as suitable on concrete, including damp concrete(1) , substrates.
Acceptable adhesion of the systems to other substrates should be confirmed by test.

(1) Concrete with a humidity level ≥4% must be primed with Paracoat Humidity Primer

Durability


25 Years 

With adequate maintenance and repair, the systems will have an expected service life in excess of 25 years.

Installation Requirements


Installation of the systems must only be carried out by installers who have been trained and approved by the Certificate holder.

Fire Safety


When tested to CEN/TS 1187 : 2012 and classified in accordance with BS EN 13501-5 : 2016, a flat roof system comprising a 18 mm WBP plywood substrate and two coats of Paracoat Cold Polyurea (beige colour), each applied at a coverage rate of 1 kg∙m–2 is designated BROOF(t4).

The designation of other specifications should be confirmed by: England and Wales — test or assessment in accordance with Approved Document B (Volumes 1 and 2), Appendix A, clause A1. Scotland — test to conform to Mandatory Standard 2.8, clause 2.8.1. Northern Ireland — test or assessment by UKAS-accredited laboratory, or an independent consultant with appropriate experience.

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Langley Waterproofing Limited

Lamport Drive
Daventry
NN11 8YH

T : 01327 704778

E : enquiries@langley.co.uk

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