NEW! VINYL WINDOWS & SLIDING DOORS FOR YOUR HOME – LEARN MORE

4500 Series

The United 4500 heavy duty sliding patio door blends sturdy construction with elegant features. Efficient and modern with a multitude of options, it is the perfect complement to any project, room, or home.

Heavy-duty Sliding Patio Door

  • Welded Sash & Frame
  • Left or Right Handed
  • Dual Corrosion Resistant Rollers
  • DP-50 Structural Rating
  • Dual-Walled Sill Tower
  • Optional Upgrades: LowE & Argon, Blinds Between the Glass, Grids Between the Glass, Decorative Hardware, Primed Extension Jamb, Sizing & Configuration Options

Color Options

Onyx™ Black Acrylic Coextrusion

Onyx™ black acrylic coextrusion delivers the most durable black finish in vinyl windows to date; Guaranteed to never peel, warp, blister or flake.

United Window & Door utilizes a black acrylic coextrusion process in which the black colored acrylic material is molecularly bonded together with the vinyl material as it is being formed, resulting in the most permanent bond in vinyl windows to date.

Brilliance™ Solid White Vinyl

Brilliance™ our solid white semi-gloss vinyl, is both beautiful and extremely durable; Guaranteed to never peel, warp, blister or flake.

Brilliance™ vinyl products by United are not painted but are formed from a pure cloud white vinyl that’s shined to a radiant semi-gloss finish.

White / White

White Exterior / White Interior
Brilliance™ Solid White Vinyl

Black / Black

Black Exterior / Black Interior
Onyx™ Acrylic Coextrusion
– Bold Collection

Black / White

Onyx™ Black Acrylic Coextrusion Exterior with Brilliance™ Solid White Vinyl Interior
– Semi-Bold Collection

Gray / White

Gray Exterior with
Brilliance™ Solid White Vinyl Interior

Clay / White

Clay Exterior with Brilliance™ Solid White Vinyl Interior

Sable / White

Sable Exterior with Brilliance™ Solid White Vinyl interior

Brick Red / White

Brick Red Exterior with Brilliance™ Solid White Vinyl Interior

Green / White

Green Exterior with Brilliance™ Solid White Vinyl Interior

Anthracite Gray / White

Anthracite Gray Exterior with Brilliance™ Solid White Vinyl Interior

Bronze / White

Bronze Exterior with Brilliance™ Solid White Vinyl Interior

Grid Patterns

No Grid
Farmhouse
Colonial
French
Prairie
Diamond

Grid Types

Flat
Dimensional

Patio Doors

4500 Series

Heavy-duty Sliding Patio Door

4700 Series KD Sliding Patio Door

Heavy-duty Knock Down Sliding Patio Door

NEW SERVICE LINE

NEW! Vinyl
Windows & Sliding
Doors for Your Home

United Plate Glass is proud to announce our expansion of residential services. Introducing high-quality vinyl windows and sliding doors, we continue to bring our expertise and craftsmanship to homeowners, now in more ways than ever.
Learn more