
PASSIVE FIRE PROTECTION — AUCKLAND, NZ
INTUMESCENT COATINGS FOR STEEL AND TIMBER
Specialist application of intumescent fire protection coatings to any steel or timber specification. NZ Building Code compliant. Auckland-based, nationwide projects.
or call Gavin: 027 626 3300
FRR
ANY SPECIFICATION MET
STEEL&LUMBER
BOTH SUBSTRATES
NZBC
CODE COMPLIANT DOCUMENTATION
DFT
POST-APPLICATION SIGN-OFF REPORTS
WHY PROTECT COATINGS
WHAT IS INTRUMESCENT COATING?
Intumescent coating is a passive fire protection system applied to structural steel or timber. When exposed to heat, the coating expands to form an insulating char layer that delays structural failure — buying critical time for building evacuation and firefighting.
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All Protech intumescent applications are carried out to the fire engineering specification and NZ Building Code requirements. We work directly with fire engineers, project managers, and consent authorities to ensure full documentation and sign-off.

OUR SERVICES
INTUMESCENT COATING APPLICATIONS

OUR PROCESS
HOW IT WORKS
01
Specification review
We review your fire engineering report and specification before quoting to ensure we understand the exact requirements.
02
Surface preparation
Steel surfaces are prepared to the required standard — typically Sa2.5 abrasive blast or equivalent mechanical preparation.
03
Coating application
Intumescent system applied in controlled conditions to the specified dry film thickness (DFT), with in-process DFT checks throughout.
04
Inspection & sign-off
Post-application inspection with full documentation — DFT readings, product batch numbers, and a written report for building consent sign-off.
COMMON QUESTIONS
FREQUENTLY ASKED QUESTIONS
Ready to discuss your project?
Talk to Gavin about your intumescent coating requirements — call or send an enquiry.
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027 626 330 | gavin@protechcoatings.co.nz
