Cornerstone's Brombal Group window and door showroom

Setting
New Standards.

West Palm Beach, Florida

Cornerstone's Brombal Group showroom in West Palm Beach. See full-scale window and door systems through proportion, material, movement, and light.

Explore the showroom
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Our Story

Architecture begins with the opening.

Founded in 2017, Cornerstone is a family-owned company built on a belief: extraordinary architecture deserves extraordinary fenestration.

The West Palm Beach Brombal Group showroom brings those decisions to full scale. Walk through complete installations and see how performance and design meet in the details.

Showroom Manufacturer

Brombal Group

Some decisions need more than a sample.

The Brombal Group showroom turns drawings and specifications into something you can see, move, and compare at full scale.

Wide view of full-scale Brombal Group window and door installations in the Cornerstone showroom
01

Scale

Compare sightlines, proportions, and thresholds at architectural scale.

Operable Brombal Group window and door systems arranged throughout the showroom
02

Movement

Slide, swing, pivot, and pocket. Feel how each system moves through the room.

Close view of a window profile showing metal, glass, and internal construction
03

Material

See steel, aluminum, wood, glass, and finish choices under the same light.

See the work at full scale.

Walk the Brombal Group showroom, operate the systems, and compare the details that photographs cannot capture.

Visit Cornerstone