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REDI2SET Wavy Glass 28-3/4-in x 19-1/4-in Frameless Replacement Glass Block Window

Name: REDI2SET Wavy Glass 28-3/4-in x 19-1/4-in Frameless Replacement Glass Block Window
Brand: REDI2SET
SKU: 5014562637
Rating: 4.2 (66 reviews)

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4.2

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Common Size (W x H): 30-in x 20-in

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REDI2SET glass block windows are the ideal basement replacement window; they also make great windows for bathrooms, garages, kitchens and entryways
Made of 100% real glass, REDI2SET glass block windows are fully assembled for easy installation
Thick break-resistant glass enhances home security
Popular wavy glass pattern transmits light while maintaining moderate privacy
Provides improved energy efficiency over old single-pane basement windows
Efficient sound barrier reduces noise from outside and helps keep homes quiet
Assembled in the USA by 1 of America's oldest glass block companies
Non-vented option features clean, all-glass look
Rough openings should be 1/2-in to 2-in larger than the actual window size

General
Color/Finish Family	Clear	Frame Material	Frameless
Exterior Color/Finish	No frame	Vent Type	Not vented
Interior Color/Finish	No frame	Paintable	No
Series Name	Wavy Glass	Design	Wave
Shape	Rectangle	Window Material	Glass
Project Type	Replacement	Joint Material	Silicone

Dimensions
Actual Height (Inches)	19.25	Jamb Depth Measurement	3-1/8-in
Actual Size (W x H)	28-3/4-in x 19-1/4-in	Rough Opening Height (Inches)	19.75
Actual Width (Inches)	28.75	Rough Opening Size (W x H)	29-1/4-in x 19-3/4-in
Common Size (W x H)	30-in x 20-in	Rough Opening Width (Inches)	29.25
Jamb Depth (Inches)	3.125	Weight (lbs.)	55

Features
Design Pressure (DP) Rating	0	Obscure Glass	Yes
High Altitude Rated	No	Solar Heat Gain Coefficient (SHGC)	.7
Lockable Vent	No	Vent Screen Included	No
Lowe's Exclusive	No

Certifications
CA Residents: Prop 65 Warning(s)	No	Hurricane Approved	No
ENERGY STAR Certified North/Central Zone	No	Meets CA Forced Entry Requirements	No
ENERGY STAR Certified Northern Zone	No	Miami Dade Approved	No
ENERGY STAR Certified South/Central Zone	No	Sound Transmission Control (STC) Rated	No
ENERGY STAR Certified Southern Zone	No	Texas Department of Insurance Approved	No
Florida Product Approved	No	U Value	.49

Warranty
Warranty	10-year limited

Miscellaneous
UNSPSC	30131500

Check out the Best Selling Glass Block Windows on Lowes.com

Review

4.2 out of 5

66 Reviews

77% Recommend this product

Ratings may include incentivized customer reviews.

+ 5

What Customers Are Saying

This glass block window product received mixed reviews. Many customers were satisfied with its appearance, ease of installation, and value. Positive feedback highlighted the window's ability to let in light, improve insulation, and provide a unique aesthetic. However, some customers encountered quality issues, such as misalignment, scratches, and inconsistent block sizes. The installation process was also reported as challenging by a few reviewers, requiring additional tools and assistance. Overall, the product seems decent, but customers should be prepared for potential quality control and installation challenges.

Customer review summary generated by AI, including incentivized reviews.

66 Customer Reviews

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Ok, but not great

Would Not Recommend

I liked that the unit was securely packed so the window wasn't damaged. I also liked that it came in two easy pieces for assembly. I did NOT like that the seams between the glass blocks were poorly glued with drips of clear caulking/sealant sticking out. It looked poorly finished.

June 8, 2026
From Wavy Glass 34-3_SLASH_4-in x 34-3_SLASH_4-in Frameless Replacement Glass Block Window Verified Purchaser

Was this Review Helpful ?

Package well but very heavy window

Would Not Recommend

It came package really well but very heavy to put i

DavenportMay 10, 2026
From Wavy Glass 23-1_SLASH_4-in x 42-1_SLASH_2-in Frameless Replacement Glass Block Window Verified Purchaser

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Look at the details

Would Recommend

The product offered the best options for what my project required.

HondoApril 16, 2026
From Wavy Glass 17-1_SLASH_4-in x 11-1_SLASH_2-in Frameless Replacement Glass Block Window Verified Purchaser

Was this Review Helpful ?

Do not buy these

Would Not Recommend

I purchased two of these pre-made glass block windows for the two bathrooms in my home. After pickup and upon opening, I found that one of the windows was broken clear in half due to faulty packaging. One side of the Styrofoam was completely missing so there was nothing holding the blocks in place during shipping. Also, these windows are simply held together with silicone glue - nothing else. Real glass block windows that have been put together by a craftsman has grout between all panes and ...

JeanneApril 25, 2025
From Wavy Glass 46-1_SLASH_2-in x 13-1_SLASH_2-in Frameless Replacement Glass Block Window Verified Purchaser

https://photos-us.bazaarvoice.com/photo/2/cGhvdG86bG93ZXM/562b63a7-2152-5774-95c9-b6522f14a459

https://photos-us.bazaarvoice.com/photo/2/cGhvdG86bG93ZXM/9ef77c66-1ee8-5be6-8fce-c245279ccd63

Was this Review Helpful ?

Fit like a glove

Would Recommend

Great product

BenjiDecember 20, 2024
From Wavy Glass 17-1_SLASH_4-in x 31-in Frameless Replacement Glass Block Window Verified Purchaser

Was this Review Helpful ?

Rough opening sizes are 1-1/2 smaller than listed.

Would Not Recommend

Quality was great.

JS ContractorOctober 30, 2024
From Wavy Glass 46-1_SLASH_2-in x 23-1_SLASH_4-in Frameless Replacement Glass Block Window Verified Purchaser

https://photos-us.bazaarvoice.com/photo/2/cGhvdG86bG93ZXM/22cc54cc-ee3e-5479-b831-9bc6e566f314

Was this Review Helpful ?

nailed it! These r perfect replacement windows!

They are perfect fit, for a 1943 home with odd size windows. Easy to install, just watch youtube

NavyeoseabeeSeptember 21, 2024
From Wavy Glass 25-in x 13-1_SLASH_2-in Frameless Replacement Glass Block Window Verified Purchaser

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		Name	Current Item REDI2SETWavy Glass 28-3/4-in x 19-1/4-in Frameless Replacement Glass Block Window
		Ratings	66
		Actual Size (W x H)	28-3/4-in x 19-1/4-in
		Frame Material	Frameless
		Shape	Rectangle
REDI2SETWavy Glass 27-in x 19-1/4-in Frameless Replacement Dryer vent Glass Block Window	REDI2SETWavy Glass 28-3/4-in x 25-in Frameless Replacement Dryer vent Glass Block Window	REDI2SETWavy Glass 32-3/4-in x 25-in Frameless Replacement Dryer vent Glass Block Window	REDI2SETWavy Glass 46-1/2-in x 23-1/4-in Frameless Replacement Dryer vent Glass Block Window	REDI2SETWavy Glass 32-3/4-in x 27-in Frameless Replacement Dryer vent Glass Block Window	REDI2SETWavy Glass 44-1/4-in x 29-in Frameless Replacement Dryer vent Glass Block Window	REDI2SETWavy Glass 28-3/4-in x 27-in Frameless Replacement Dryer vent Glass Block Window	REDI2SETWavy Glass 32-3/4-in x 29-in Frameless Replacement Dryer vent Glass Block Window	REDI2SETWavy Glass 44-1/4-in x 27-in Frameless Replacement Dryer vent Glass Block Window
18	18	18	18	18	18	18	18	18
27-in x 19-1/4-in	28-3/4-in x 25-in	32-3/4-in x 25-in	46-1/2-in x 23-1/4-in	32-3/4-in x 27-in	44-1/4-in x 29-in	28-3/4-in x 27-in	32-3/4-in x 29-in	44-1/4-in x 27-in
Frameless	Frameless	Frameless	Frameless	Frameless	Frameless	Frameless	Frameless	Frameless
Rectangle	Rectangle	Rectangle	Rectangle	Rectangle	Rectangle	Rectangle	Rectangle	Rectangle