BOSS 136 FireStop Sealant

BOSS® 136 Firestop/Draft Sealant is formulated with non-combustible inorganic materials and will prevent the spread of fire, smoke and toxic gases through construction openings. It is the ideal product for residential construction and meets all parts of the newly adopted International Residential Building Code. In addition, adhesion properties are superior to other products on the market – it literally sticks to most common construction materials and is semi-flexible.

BOSS® 136 is formulated for interior use only and is particularly suited for sealing walls and floors which have been penetrated by pipes, conduits, or electrical cables in all types of construction and for filling interior voids around HVAC, plumbing, and framing. Application is with a standard caulk gun or trowel, and clean up is with water.

BOSS 139 Fire Mortar

A non-combustible silicate cement that can withstand extremely high heat. It is formulated for repairing chimneys fireplaces, and sealing wood-burning stoves and appliances. This product has excellent adhesion and sets to become rock hard when cured.

BOSS® 139 conforms to ASTM E-136 and can withstand temperatures of up to 3000°F. This sealant can be used on wood frame construction where a non-combustible sealant is required. Applications include sealing around pipes, ducts, vents, and chimneys at ceiling and floor level before drywall is applied.

BOSS 760 Silicone FireStop Sealant

A single part, low modulus, neutral cure silicone firestop that will prevent the spread of toxic gases, smoke and fire through construction openings. BOSS® 760 is not affected by UV radiation, will not crack, and due to its high elasticity, is capable of sustaining constant vibration, as well as, seismic and thermal shock. Typical applications are sealing walls and floors that have been penetrated by pipes, conduits, and electrical cable for all types of construction. It can also be used to fill interior voids around HVAC, plumbing, and framing.

BOSS 810 Non-Intumescent Latex FireStop Sealant

An approved fire, smoke and draft sealant which meets or exceeds ASTM E-814 (UL 1479) and meets the criteria for fire/smoke/draft stop for BOCA, CABO, UBC, SBCCI, IRC and the 2003 International Building Codes. In the event of a fire, this product prevents the spread of fire, smoke, and toxic gases through construction openings.

BOSS® 810 is formulated with non-combustible, inorganic materials and remains flexible when cured. This flexibility makes it ideal for both horizontal and vertical joints which are subject to vibration or dynamic movement.

BOSS 814 Intumescent Latex FireStop Sealant

In the event of a fire, BOSS® 814, a one-part, elastomeric, intumescent firestop sealant will expand to form an insulating char that prevents the spread of fire, smoke, and toxic gases through construction openings. It is formulated with non-combustible, inorganic materials.

BOSS® 814 remains flexible when cured, making it ideal for both horizontal and vertical joints that are subject to vibration or dynamic movement. With its excellent adhesion properties, it is particularly suited for sealing walls and floors that have been penetrated by pipes, conduits, and electrical cables in all types of construction. It can also be used to fill interior voids around HVAC, plumbing, and framing.