Gyprock Fire Mastic is a permanently flexible, water based acrylic sealant for fire resistant caulking of penetrations and joints in plasterboard walls and ceilings.
Product Overview
Gyprock Fire Mastic is an off-white, low VOC, fire and acoustic sealant manufactured to stringent product specifications, and features in many Gyprock fire and acoustic rated systems. It is a one-part water based sealant with a working life of 30 minutes and a skin time of 15mins. It provides a neutral paintable surface once cured, and is intumescent, expanding when exposed to fire or extreme heat.
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Key Features
Sealant
Off-white acrylic sealant
Fire-rated Properties
Assists in fire-rated caulking of penetrations and junctions
Acoustic Properties
High acoustic rating when used in a system
Technical Specifications
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Installation Instructions
AS/NZS2589: Gypsum linings – Application and Finishing outlines the procedures for the installation and finishing of Gyprock Perforated Plasterboard in conjunction with additional details contained in Gyprock Technical Literature.
