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PS Coating

Third party certifications:

QA Certificate
Certificate type

Penetrative seal coating.

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Application

Flexible and rigid walls of 100 mm minimum thickness.

Large openings in walls with additional supports.

Suitable for use with composite panels and cross-laminated timber (CLT).

Description

Water based, flexible, acrylic and ablative coating, used to form a penetrative seal. To be applied to mineral fibre wool boards and used to help reinstate the fire resistance performance of wall constructions (where they have been provided with apertures for the penetration of single or multiple services).

Features and benefits:

For service penetration and blank seals.

Can be spray, brush or trowel applied.

Suitable for internal use without additional environmental protection according to ETAG 026-3.

Remains flexible between -5°C to 70°C.

Easy to use.

Fibre free coating.

Life expectancy of over 25 years.

CE marked.

Applications:

Flexible and rigid walls of 100 mm minimum thickness.

Large openings in walls with additional supports.

Suitable for use with composite panels and cross-laminated timber (CLT).

Approved by/ conforms to:

IET (IEE) 17th Edition Fire Stop Compliant to Regulation 527.1-3 – 'Electrical Installations'.

BS 7671-2008, chapters 42 and 52 – 'Electrical Installations Fire Resistance'.

Supplied in 2.5 kg, 5 kg, 10 kg, 20 kg and 25 kg pails.

Pyrocoustic® Sealant is required to seal all joints and junctions during the sealing process. PyroPro® HPE Sealant is required to seal around specific services. Can be used in conjunction with Stopseal® Batt products. Consult manufacturer to view performance data in different applications.

General information

Uniclass 2015	Pr_30_31_76_40 Intumescent firestop sealantsPrimary
CAWS	P12/48 Sealant – fire-resisting acrylic

Specification data - Intumescent firestop sealants

Product Reference

PS Coating (PSC)

Colour

Grey

Red

White

Standard product features

Fire resistance (to EN1366-3, EN1366-4):

With 50 mm stone wool: EI 60.

With 100 mm stone wool: EI 120.

Reaction to fire (to EN13501-1):

Class F.

Technical characteristics:

Density (ISO 2811-1:2011): 1.45–1.55 g/cm³.

Application temperature: 0-30°C.

Coating thickness: 2.5 mm (nominal), wet film thickness (WFT).

Coverage: 2.8 kg/m² (2.24 L/m²).

Air permeability (to EN 1026): 100–600 Pa (1.4–1.8 m³/h/m²).

Cure rate: 0.5 mm (per day) at 23°C, 50% relative humidity.

Tack free: For six hours at 23°C, 50% relative humidity.

Spray pressure: Machine: 90 psi; tip: 6000 psi. Tip size: 0.85 mm.

VOC at 105°C (to LEED): 4.9%.

Acoustic performance (to EN 10140): 51 dB (when installed with 100 mm thick, 140 kg/m³ stone wool) – consult manufacturer for details.

Durability: Class Z1, intended for use at internal conditions with high humidity (85%), in accordance with EOTA technical documents TR024.

Product Options

Colours:

Others are available on request.

Third party certifications

087 : Product Certification
Declaration of Performance: 1121-CPR- JA5022
ETA: 14/0004
EL/ EU/ CPR: 0517