A & S Contractors (NW) Limited
FIRAS CertifiedUnit 4a Deva Business Park, Flintshire CH5 2HR
A & S Contractors (NW) Limited is a FIRAS-certified passive fire protection contractor based in Unit 4a Deva Business Park, Flintshire. They hold certificate KA4995 (Issue 1) and are independently assessed by Warringtonfire, accredited by UKAS — the UK national accreditation body. Their certified scopes include Penetration Sealing / Fire Stopping, making them a verified choice for building owners, main contractors, and facilities managers requiring compliant passive fire protection work in North West and surrounding areas.
FIRAS Certification Details
Certified Services
Penetration Sealing (from 12/02/2026)
Why Choose a FIRAS-Certified Contractor?
FIRAS certification is the UK's leading third-party accreditation scheme for passive fire protection contractors. Certified companies are independently audited by Warringtonfire and subject to random site inspections to ensure ongoing compliance. Building owners and insurers increasingly require FIRAS certification as evidence that fire protection work meets the required standard under the Building Safety Act.