FS IBTM (Ignition Barrier)


FS-IB™ Ignition Barrier is a single component, water-based latex coating for use as an ignition barrier over interior Spray Polyurethane Foam (SPF) insulation. FS-IB™ uses intumescent technology to protect SPF from flame source impingement. FS-IB™ is designed specifically as a protective coating over spray foam insulation in non-occupied areas, such as crawl spaces and uninhabited attics in both residential and commercial structures. The product has been tested successfully under the AC 377, Appendix X test method. FS-IB™ is fast drying and easy to use with standard commercial airless spray equipment.

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IB Documents

Data Sheet


Testing Matrix

All foams to are tested to the AC 377.

Foam Brands                                              Foam Types                     Wet Mills                   Coverage Rate (Per Gal)

ACCELLA BAYSEALOpen Cell8200 sq.ft.
BASF ENERTITEOpen Cell7250 sq.ft.
Demilec Sealection 500Open Cell6300 sq.ft.
Lapolla FL500 Open Cell6300 sq.ft.
SWD QUIK SHIELD 106Open Cell6300 sq.ft.
SWD QUIK SHIELD 108Open Cell6300 sq.ft.

For the application instructions please visit http://www.flameseal.com/training/

Recommended Equipment

Airless spray equipment capable of 3000-PSI fluid pressure or 2000 PSI dynamic pressure at the spray gun. Use .033 or greater spray tip.

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