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"We will beat any written estimate with better quality… guaranteed!"

Glass Block of Baltimore - Windows | Catonsville, MD

Glass Block of Baltimore is considered to be an essential service and we'll be open during this shutdown to provide services you need.

Glass blocks

Glass block solutions for all your jobs

We have all the brands, patterns, and specialty blocks you’re looking for. Perfect for replacement or new-window and small-partition applications. Prefabricated panels are available with or without vents. We use only type S mortar for added strength.

We offer the best fresh-air vents made - Monsoon. Made of 100% vinyl, you get strength and durability to stand against all weather conditions without sacrificing security. These windows open up and out with the tallest water dam in the industry to keep out heavy rain, even when open.


The innovative swivel screen cleans easily from the inside and allows tools and cords to be passed through. The welded sash and frame eliminate water leaks in the corners and the smooth adjustable neoprene bushings make for an easy-gliding hinge that never strips.

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We provide a LIFETIME WARRANTY on all materials and labor and only use American-made Pittsburgh Corning Glass Block

Pass the savings onto your clients

  • $99 a window, fabricated

  • 32 in x 22 in, 32 in x 24 in, 32 in x 18 in

  • Air vents  -  $45

  • Dryer vents  -  $25

  • Installation at an additional cost

House with glass blocks Glass blocks vent