Metacaulk Box Guard is a one-component, fire-rated pad designed for use in electrical boxes.

When exposed to fire, it expands to form aprotective char, sealing openings to prevent flame spread and limit temperature rise on unexposed surfaces.

Key Features:

• Effective Fire Protection: Expands when exposed to fire, helping maintain the integrity of fire-rated wall assemblies.
• Code Compliance: Must comply with NEC 314.16 (formerly 370.16) and other applicable codes.
• Soundproofing: STC 53 Rating, tested in a UL 411 wall assembly/section to ASTM E90.
• Easy Installation:
  • Adheres directly to the back of electrical boxes.
  • No special tools or putty required, making it a cost-effective solution, especially for retrofit jobs.
• UL Listed Performance:
  • ASTM E814 (UL 1479) fire resistance standard.
  • Non-conductive, dielectric breakdown voltage of 22V/mil (ASTM D 149).
• Economical Alternative: A labor-saving and cost-efficient substitute for traditional putty pads.

Product Details:

• Case Weight: 11.04 lbs
• Case Dimensions: 4.63″ H x 7.25″ L x 9.00″ W
• Color: Black
• Application: Designed for installation on the inside back panel of electrical boxes to maintain fire-rated wall integrity. When used as directed, the horizontal separation between outlet boxes on opposite sides of the wall may be less than 24 inches.
• Brand: Metacaulk Box Guard
• Recommended Use: Use only in tested configurations recommended by RectorSeal.
• UPC: 021449663694

Why Choose Metacaulk Box Guard?

Proven Fire Protection Expands to prevent fire and smoke spread.
Quick & Simple Installation Peel-and-stick design for hassle-free use.
Code-Compliant & Cost-Effective Meets fire safety standards while reducing labor time.
Ideal for New & Retrofit Applications Works in both new construction and renovation projects.

Protect Your Electrical Installations with Metacaulk Box Guard

For trusted, high-performance fire-rated protection, Metacaulk Box Guard is the easy, efficient, and code-compliant solution for securing electrical boxes in fire-rated walls.

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