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Top-Rated Glass block installation pros in Troy - Updated Nov 2026

Allen's Siding & Windows, Inc.
New to Angi
Glass Blocks - InstallStained or Specialty Glass - Install or ReplaceStained or Specialty Glass - Repair

Serving Troy, MT and surrounding areas

In business since 1988

Allen's Siding & Windows, Inc., is a Full Service,Owner Operated Company for over 17 years in complete exterior home improvements from custom design additions, sunrooms, patios, and decks to complete siding and window installations and repairs as well as all exterior window treatments including custom shutters and awnings. We specialize in ALSIDE ULTRAMAX Windows, which have been energy star partner for 3 years running. We work with you from start to finish with complete client focus, and professional personalized service giving superior craftsmanship with attention to each detail to ensure we create the vision you have for your home. Hire The Contractor not a Salesman. Please see our website at www.sydngys.com

Glass Block Windows FAQs, answered by experts

Yes, professionals can install decorative or colored glass block patterns for a unique look.

Yes, many professionals provide custom-cut glass replacements for enclosures that require precise sizing.

Glass walls are more expensive overall than their brick or drywall counterparts. However, if you need walls for a building with more than two or three stories, glass walls are the more budget-friendly option.

Regular cleaning with non-abrasive cleaners helps prevent buildup and maintains clarity.

New glass costs anywhere from $3 to $100 per square foot. More specifically, tempered and insulated glass—a common option for sliding glass doors—costs between $10 and $14 per square foot.

The Troy, MT homeowners’ guide to glass block window services

From average costs to expert advice, get all the answers you need to get your job done.