Description
Overview
Plus ThB is a water-based thin-film intumescent coating that swells into a char barrier when exposed to flame. Johns Manville lists it for use over JM open and closed cell spray foam as an alternative to code-prescribed thermal barriers. Compliance depends on applying the correct wet film thickness.
Key features
- Ignition barrier use at 5 mils wet (320 sq ft per gallon) on some foams
- Mix with a power mixing wand for 5 minutes before use
- Shelf life 12 months per the technical data sheet
Specifications
- Brand: No Burn
- Our SKU: undefined
- Type: Water-based thin-film intumescent coating
- Finish: Flat
- Thermal barrier coverage: 115 sq ft/gal at 14 wet mils (most foams)
- Application: Airless (3,300 psi min), roller, brush
- Dry time: 60 to 90 minutes
- Sold as: each
Why buy from The Spray Market
The Spray Market has stores in Brooklyn, NY and Bridgeport, CT. Questions about fit? Send us your machine model and serial number and we will confirm before you order. Local truck delivery is a $150 flat rate in NY, NJ and CT.





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