Insulation Products

Foster® 30-07™ Adhesive Coating is a fire resistive, tough, washable, abrasion resistant indoor coating for thermal insulation. It is also used as a lagging and lap adhesive for canvas and glass lagging cloth.

Flexible, fire resistive vapor barrier finish for most types of rigid thermal insulation

Foster® 30-16™ Fire Resistive Anti-Abrasion Coating is a high solids, water-based fire resistive bore coating for the inner surfaces of cellular glass, rigid polyurethane, urea-formaldehyde and more.

Foster® 30-35™ Tite-Fit™ Coating is a flexible, low odor, fire resistive, high solids, vapor barrier finish for most types of rigid thermal insulation, except polystyrene.

Foster® 30-36™ Sealfas® Coating is a white, fire resistive, tough, washable, abrasion resistant indoor coating for thermal insulation.

Foster® 30-65™ Vapor-Fas™ WB Coating is an economical fire resistive vapor barrier coating for use over many types of thermal insulation including polystyrene foam.

Foster® 30-80™ Vapor-Safe® Coating is a water-based, fire resistive, flexible, high solids vapor barrier finish for most types of thermal insulation, including polystyrene foam.

Foster® 30-80AF™ Vapor-Safe® Coating AF is a water-based, fire resistive, flexible, high solids vapor barrier finish for most types of thermal insulation, including polystyrene foam.

Foster® 30-90™ Vapor-Safe® Coating has the water resistance and low water vapor permeance normally found in only solvent-based products.

Foster® 35-00™ (trowel/glove) Sealfas G-P-M® Mastic is a high solids water-based general purpose mastic having excellent trowel and spray properties.

Foster® 42-24™ Mast-A-Fab® Reinforcing Membrane has a synthetic fiber composition that provides for significantly greater elongation, recovery, and freedom from stress breakage.

Foster® 45-00™ (brush/spray) Sealfas G-P-M® Mastic is a high solids water-based general purpose mastic having excellent trowel and spray properties.

Foster® 45-00Q™ Sealfas G-P-M® Mastic is a high solids water-based general purpose mastic having excellent trowel and spray properties.

Foster® 45-01™ (brush/spray) Sealfas G-P-M® Mastic is a high solids water-based general purpose mastic having excellent trowel and spray properties.

Foster® 46-00™ Aqua-Fas® Mastic is an economical water-based vinyl-acrylic weather barrier coating used for a wide variety of applications over many thermal insulations including polystyrene.

Foster® 46-10™ (brush/spray) Weatherite™ Mastic is a water-based weather barrier mastic used for a wide variety of applications over most thermal insulations including polystyrene.

Foster® 46-50™ Weatherite™ Mastic is a non-fibrated water-based breather mastic. It features a bright white color and extremely smooth, creamy, thixotropic consistency for fast, easy application.

Foster® 56-10™ Weatherite™ Coating is a water-based weather barrier coating used for a wide variety of applications over most thermal insulations including polystyrene.

Foster® 60-25™ (trowel) C.I. Mastic® is a tough, durable, high solids vapor barrier asphalt cutback mastic. Because of its low vapor permeance, it is an ideal surface coating for low temperature insulation on outdoor applications.

Foster® 60-26™ (heavy duty airless spray) C.I. Mastic® is a tough, durable, high solids vapor barrier asphalt cutback mastic.

Foster® 60-38™ (white) Monolar® II Mastic, based on DuPont Hypalon* is a tough, flexible, fire resistive elastomeric finish for protection of thermal insulation.

Foster® 60-39™ (gray) Monolar® II Mastic based on DuPont Hypalon* is a tough, flexible, fire resistive elastomeric finish for protection of thermal insulation.

Foster® 60-59™ (gray) Monolar® II Coating provides outstanding weather barrier and vapor barrier protection for most sprayed polyurethane foams in outdoor locations.

Foster® 60-90™ (white) Monolar® Mastic is a tough, flexible, and fire resistive elastomeric finish for protection of outdoor thermal insulation.

Foster® 60-91™ (gray) Monolar® Mastic is a tough, flexible, and fire resistive elastomeric finish for protection of outdoor thermal insulation.

Foster® 60-95™ (white) Monolar® Coating is a tough flexible, fire resistive elastomeric finish for protection of outdoor thermal insulation.

Foster® 60-96™ (gray) Monolar® Coating is a tough flexible, fire resistive elastomeric finish for protection of outdoor thermal insulation.

Foster® 65-05™ (trowel) Fire Resistive C.I. Mastic™ is a tough, durable, high solids vapor barrier and weather coating for the protection of thermal insulation in outdoor service.

Foster® 65-06™ (heavy duty airless spray) Fire Resistive C.I. Mastic™ is a tough, durable, high solids vapor barrier and weather coating for the protection of thermal insulation in outdoor service.

Foster® 70-60™ is a fire resistant water-based adhesive for bonding fiberglass and mylar facings to polyamide foam and fibrous glass insulations. It has good wet grab and sets rapidly to resist sliding of the facing on the insulation.

Foster® 81-27™ Fibrous Adhesive is a sodium silicate-based incombustible adhesive for bonding calcium silicate and expanded perlite thermal insulation to itself and to non-porous surfaces.

Foster® 81-27™ Fibrous Adhesive is a sodium silicate-based incombustible adhesive for bonding calcium silicate and expanded perlite thermal insulation to itself and to non-porous surfaces.

Foster® 81-33™ Fire Resistive Adhesive is a superior adhesive for cementing thermal insulation to all structural surfaces. 

Foster 81-42 Fire Resistive Lagging Adhesive and Coating provides strong adhesion to hold the lagging in place when applied to the longitudinal and butt laps of lagging fabrics.

Foster® 81-84™ Cellular Glass and Urethane Adhesive/Sealant is a two-component, high strength thermosetting urethane adhesive containing non-flammable solvents.

Foster® 82-77™ Cryogenic Adhesive is a chemically curing composition which develops high tensile strength and adhesion, at room temperature, to a variety of surfaces including metal, wood, and masonry.

Foster® 85-15™ Stic-Safe® Adhesive is a quick setting synthetic elastomer adhesive designed bond insulation to wood, concrete and other construction materials.

Foster® 85-20™ Spark-Fas® Adhesive is a quick setting, non-flammable, fire resistive, synthetic elastomer adhesive used to adhere duct wrap, fibrous glass or mineral wool insulations.

Foster® 85-53™ Facing and Laminating Adhesive was developed to bond various facing materials to fiberglass blankets.

Foster® 85-60™ Quick-Tack™ Adhesive is a solvent free, very low VOC synthetic elastomer emulsion. It is non-flammable when wet and fire-resistive when dry. It can be applied to either the metal or the insulation.

Foster® 85-70™ Spark-Fas® WB Adhesive, a synthetic elastomer emulsion, is non-flammable when wet and extremely fire resistant when dry. Its consistency resists dripping and spattering.

Foster® 85-72™ Waterbased Contact Bond Adhesive is a high tack, rapid setting water-based adhesive designed for bonding low and medium density fibrous glass and more.

Foster® 85-75™ Drion® Contact Cement is a fast setting, water resistant adhesive for sealing the laps of vapor barrier jackets.

Foster® 90-07™ H.I. Mastic® is a highly durable, protective weather coat for use over thermal insulation installed outdoors where an economical breathing mastic is required. 

Foster® 90-66™ Cryogenic Coating/Adhesive is a two-part black elastomeric coating/adhesive designed for use in cryogenic and specific chemical resistance applications.

Foster® 95-44™ Elastolar® Sealant is a fire resistive, flexible butyl elastomer-based vapor barrier sealant.

Foster® 95-50™ Flextra® Sealant is a one-component, elastomer-based product used as a vapor barrier sealant in the joints of cellular glass and urethane foam board stock insulations.

Foster® 81-84™ Cellular Glass and Urethane Adhesive/Sealant is a two-component, high strength thermosetting urethane adhesive containing non-flammable solvents.