SIMFY FIRESYS
EN 13501-1 Reaction to Fire Classes A1 to F Explained
What A2-s1,d0 actually means. The EN 13501-1 classes A1 to F, the smoke and droplet codes, the fl and L subscripts, and how to check a…
August 28, 2026Read more →
SIMFY FIRESYS
Fire Dampers: What EN 1366-2 and EN 15650 Cover
Sourcing fire dampers? Why EN 1366-2 is a test method and EN 15650 the product standard, what ve, ho and S mean, and what the enquiry…
August 28, 2026Read more →
SIMFY SMART UTILITIES
STS Prepaid Meters and the TID Rollover Explained
Buying STS prepaid meters for an estate or utility? What the TID rollover did, why the base date matters at order stage, and what to settle…
August 28, 2026Read more →
SIMFY AFROBUILD
Architectural Glass: Toughened, Heat Soaked, Laminated
Specifying architectural glass? Why toughened panes break on their own, what heat soaking really removes, and which EN product standard applies to each route.
August 28, 2026Read more →
SIMFY AFROBUILD
Aluminium vs uPVC Windows: What the Classes Mean
Choosing aluminium vs uPVC windows for a coastal or tropical project? What the air, water and wind classes really say, and which frame suits which opening.
August 28, 2026Read more →
SIMFY AFROBUILD
Fire Rated Doorsets: What the Classification Covers
Sourcing fire rated doors? What EN 1634-1 tests, what E, I, W, Sa, S200 and C0-C5 mean, and why leaf, frame, seals and closer must be…
August 28, 2026Read more →
SIMFY FIRESYS
Structural Steel Fire Protection: How Thickness Is Set
Buying intumescent coating for a steel frame? How section factor, critical temperature and EN 13381-8 tables decide thickness, and what to send before quoting.
August 28, 2026Read more →
SIMFY FIRESYS
Fire Collars and Pipe Wraps: What the Test Covers
Sourcing fire collars for a project? What EN 1366-3 really tests, why U/U and U/C decide whether your certificate applies, and what to check before ordering.
August 28, 2026Read more →
SIMFY FIRESYS
How to Specify Firestop in a Tender That Holds Up on Site
A firestop specification fails when it names a product instead of a performance. How to write the classification, evidence and substitution clauses properly.
August 28, 2026Read more →
SIMFY FIRESYS
Intumescent Sealant: How It Works and Where It Belongs
Intumescent sealant swells under heat to close a gap. See how it differs from ablative and acrylic, and why its EI rating only holds in a…
August 28, 2026Read more →