Flame Seal 84 (FS84) is a water-based Intumescent paint that can be applied to most substrates including, lumber, plywood, OSB, and Gypsum. FS84 is fully tested and has a rating ranging from Class A to 30 minutes to meet building codes domestically, internationally, and for the Wildfire Urban Interface. When Flame Seal 84 is exposed to fire or extreme heat, a protective layer of Carbon Foam develops and prevents the fire and heat from transferring to the substrate. FS84 is a low VOC fire retardant paint with a smooth white architectural grade finish. This product can be paired a primer and a top-coat. For best application Flame Seal recommends using an airless sprayer, please see application guide for more information.
Sold in 5 Gallon Containers
Testing
| Product | Test Standard | Result | Wet Mils | Coverage (Per Gallon) |
| FS84 | ASTM E 84 | Flame Spread: 0 Smoke Development: 20 | 9 | 180 sq. ft |
| FS84 | ASTM 2768 | Pass | 20 | 80 sq. ft |
| FS84 | CAN/ULC S102 | Flame Spread: 0 Smoke Development: 50 | 9 | 180 sq. ft |
| FS84 +Top-Coat | WUI (Wildland Urban Interface) | Pass | 20 |
80 sq. ft |
Product Specifications
Type: Liquid
Color: White
Total Solids 65%
Weight Per Gallon: 12.5 lbs
Specific Gravity: 1.30-1.40
ph: 7.5-8.5
Shelf-Life: 1 year (unopened)