Building Products Listing Program
- CL4 Fire
- Mineral-fiber Fireproofing Materials – Firestops
- October 27, 2022
- September 14, 2023
CAN/ULC S115 “Standard Method of Fire Tests of Firestop Systems.”
ASTM E814 “Standard Test Method for Fire Tests of Penetration Firestop Systems.”
UL 1479 “Fire Tests of Through-Penetration Firestops.”
CAN/ULC S102 “Standard Method of Test for Surface Burning Characteristics of
building Materials and Assemblies.”
CL4Fire Blue Label Mineral-fiber Fireproofing Insulation.
CL4Fire products have surface burning characteristics determined in accordance with
CAN/ULC S102 as outlined below.
1 ½ (38 mm) 8 (128) 10 10
CL4Fire Firestop Assemblies per CAN/ULC S115 and ASTM E814
Design: Penetration Max Pipe
Seam Layers FTH
Iron Pipe and
Iron Pipe and
2 2 Hours F476-
Copper, Cast Iron Pipe and
1 2 Hours
Product is to be installed per this listing.
Please refer to the Listing Document Link at the top of the page for Product Assemblies
The materials, products or systems listed in this directory have been qualified to bear the QAI Listing Mark under the conditions stated with each Listing. Only those products bearing the QAI Listing Mark are considered to be listed by QAI.
No warrantee is expressed or implied, and no guarantee is provided that any jurisdictional authority will accept the Listing found herein. The appropriate authorities should be contacted regarding the acceptability of any given Listing.
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