DZ Deficiency | Professional Building Deficiency Solutions

About the service

We specialize in restoring window mullions by repairing chips, scratches, and dents with careful preparation and precise workmanship. Our process focuses on detailed surface repair, smooth refinishing, and seamless color matching to ensure the repaired areas blend naturally with the surrounding surface. The result is a clean, refreshed, like-new appearance without the need for replacement.

Services offered

Popular questions

When should mullions be installed?

Mullions are typically installed during new construction, window replacement, or major renovations, after framing and rough-in stages are complete.

Common materials include wood, aluminum, steel, stone, and composite materials, each offering different aesthetics, strength, and maintenance requirements.

Yes, mullions can be custom-fabricated to match specific architectural styles, unique window shapes, or special functional requirements.

Properly installed and sealed mullions enhance airtightness, reduce drafts, and contribute to better energy efficiency and insulation.

Regular inspection, sealing, caulking, and prompt repair of any damaged glass or flexing ensure long-lasting performance and appearance.