JACO Manufacturing 20111 Fire & Draft Sealer – 10.5 oz

The JACO Manufacturing 20111 Fire & Draft Sealer – 10.5 oz is a high‑performance insulating sealant designed to block air movement, seal penetrations, and help slow the spread of fire and smoke through gaps, cracks, and voids. Engineered for use in residential and light commercial construction, this sealer provides dependable protection where air sealing and fire‑blocking performance are critical.

Formulated to expand and fill irregular openings, the Fire & Draft Sealer adheres effectively to common building materials, creating a durable, long‑lasting barrier once cured. It helps reduce drafts, improve energy efficiency, and support fire‑stop objectives when used around plumbing penetrations, electrical openings, vents, and framing joints.

Packaged in a convenient 10.5‑ounce aerosol can, the sealer is easy to apply with controlled expansion, making it well suited for both professional installers and experienced DIY users. Designed for interior use in concealed spaces, the JACO Fire & Draft Sealer delivers reliable sealing performance without excessive over‑expansion, helping ensure clean, efficient installation results.

Key Features

• Fire‑blocking and draft‑sealing foam formulation
• Expands to fill gaps, cracks, and irregular voids
• Helps slow the spread of fire and smoke through penetrations
• Reduces air infiltration and uncontrolled drafts
• Improves overall energy efficiency when properly applied
• Controlled expansion for cleaner, more precise application
• Strong adhesion to common construction materials
• Designed for residential and light commercial use

Specifications

• Manufacturer: JACO Manufacturing
• Model Number: 20111
• Product Type: Fire and draft sealing foam
• Net Contents: 10.5 oz
• Form: Expanding aerosol foam
• Color: Manufacturer‑standard fire‑block foam color
• Application Method: Aerosol spray with integrated applicator
• Expansion Type: Controlled expansion
• Use Environment: Interior
• Cure Characteristics: Forms a durable rigid foam when cured

Applications

• Sealing plumbing and electrical penetrations
• Air sealing around vents and duct openings
• Blocking drafts in wall cavities and framing gaps
• Fire‑blocking at top plates, sill plates, and stud bays
• Sealing around wiring and pipe pass‑throughs
• Energy‑efficiency upgrades and air‑sealing projects
• Residential construction and remodeling
• Light commercial maintenance and build‑outs

Why Choose the JACO 20111 Fire & Draft Sealer?

The JACO Manufacturing 20111 Fire & Draft Sealer – 10.5 oz delivers dependable performance for projects that require both air sealing and fire‑blocking capability. Its controlled expansion, strong adhesion, and ease of use make it an effective solution for sealing hidden gaps that compromise energy efficiency and building safety. Trusted by professionals and suitable for skilled DIY applications, this sealer helps create tighter, more efficient, and better‑protected structures.