3M Company LHR-KIT Large Hole Wall Repair Kit

Product Description

The 3M COMPANY LHR-KIT is a large hole wall repair kit designed to patch drywall openings ranging from 3 inches to 5 inches in diameter. The kit uses a behind-the-wall support system combined with fiber-reinforced compound to create a structurally sound repair without requiring a backing board or additional hardware. It is suited for residential drywall repair in walls and ceilings. Licensed contractors, painters, and skilled DIYers use this kit to restore wall surfaces to a paintable, finished condition without cutting out a full drywall section.

This kit is intended for interior drywall repair applications where hole sizes fall between 3 inches and 5 inches. Typical use cases include patching damage from door handles, plumbing access cutouts, electrical rough-in mistakes, and general impact damage. The fiber-reinforced compound provides structural integrity once cured, reducing the need for mesh tape or a separate backing panel in the repair cavity.

Key Features

• Repairs holes ranging from 3 inches to 5 inches in diameter
• Behind-the-wall support system eliminates the need for a separate backer board
• Fiber-reinforced compound delivers structural hold after curing
• Designed for DIY and professional drywall repair applications
• Produces a paintable surface finish when sanded and primed

Compatibility

Designed as an OEM-style replacement repair solution for standard interior drywall walls and ceilings where hole damage measures between 3 inches and 5 inches across.

Installation Notes

Drywall repair of this type is typically performed by painters, general contractors, or experienced DIYers. Before beginning, shut off any electrical circuits behind the repair area and confirm no plumbing or wiring runs through the patch zone. Allow the fiber-reinforced compound to cure fully per manufacturer guidance before sanding, priming, or painting. Follow all applicable local building codes for interior wall restoration.

Technical Specifications

• Repair Range: 3 inches to 5 inches
• Weight: 3.49 pounds
• Unit of Measure: EA
• Package Quantity: 4

Standard Information

• Brand: 3M COMPANY
• Manufacturer Part Number: LHR-KIT