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*The Angi rating for Glass Block Service companies in Cascade, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Glass Block Service needs.

*The HomeAdvisor rating for Glass Block Service companies in Cascade, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Glass Block Service needs.

Last update on June 01, 2026

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Van Horn Design
New to Angi

Serving Cascade, WI and surrounding areas

Van Hon Design provides specialized, artisan-level, custom-designed woodworking and premium remodeling services in Southern Wisconsin. With a background in formal European-style apprenticeship and a passion for bespoke design, I create unique spaces and cabinetry tailored to your lifestyle.\nServices Include:\n• Custom Cabinets & Furniture\n• Kitchen & Bath Remodeling\n• Entertainment Centers\n• Outdoor Living (Pergolas & Decks)\n• Specialty Fused Glass Details\nI bring a high-end, published, and award-winning skill set to local projects, offering personalized service from design to installation. I focus on delivering exceptional craftsmanship on time and on budget. My goal is to create functional art you will love living with. Let's build something lasting. Call to discuss your project today.\n

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Glass Block questions, answered by experts

Glass block windows aren’t fire hazards; fire-rated glass block windows can increase your home’s fire safety. Modern glass blocks are made with materials that can resist high temperatures and prevent fire spread. Most offer a 45-minute fire rating, while some increase it to two hours. Compared to the typical 20 to 90 minute rating for a double-pane window, glass block can increase your home’s safety in the event of a fire.

Glass block mortar is the best choice for glass block window units. It is specifically formulated for glass block window installation. Glass block mortar is usually a mixture of Portland cement, sand, and special chemicals. It is a white mortar that is applicable inside and outside your home. Do not use regular tile mortar because it may not have the binding strength and flexibility required for glass block windows.

You can still see vaguely into some types of glass block windows at night. Although there won’t be clear definitions, passersby may still see shapes, shadows, and movement through the glass. If you want complete privacy, consider installing diamond glass block windows rather than the typical clear or wavy glass blocks.

Glass block windows come in various patterns and styles that offer privacy and unique aesthetics. Frosted or textured glass diffuses light and enhances privacy. Wave-pattern glass blocks imitate ocean waves with flowing lines. Ice-glass blocks resemble cracked ice. Fluted glass blocks feature parallel vertical grooves, adding texture and depth. Clear glass blocks, similar to glass Coke bottles, offer transparency with some distortion and may have smooth surfaces or subtle textures, adding visual interest.

Heavy glass tends to be more expensive than thin glass because it is stronger and more durable. In most cases, ¼-inch-thick glass is ideal for mirrors, and ⅛-inch-thick glass is ideal for residential windows. Heavier glass isn’t always necessary, and can be more challenging to hang or install. Work with a local window installation pro for replacement or new construction windows.

The Cascade, WI homeowners’ guide to glass block services

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