- Produces stain resistant, dense grout joints
- Consistent color without shading or efflorescence
- Better performance and durability than traditional cement grout
- See More Details
Frequently Bought Together
Product Overview
The Pro's Choice
Professional installers choose Prism to reduce or eliminate callbacks due to grout issues.
Prism
The ultimate performance cement grout.
Lifetime Warranty Installation System
Use qualifying Prep, Set and Grout products to get a lifetime warranty on your tile installation.
Uniform Consistent Color
No shading regardless of tile type, temperature or humidity.
No Efflorescence
Calcium aluminate cement based formula will not effloresce.
Lightweight for Superior Handling
Offers a smooth and creamy consistency that is easy to spread and clean.
Stain Resistant
Strong, dense joints create high stain resistance.
Fast
Rapid setting
For All Joints
For all joints up to 1/2 in.
Horizontal and Vertical
Floor and wall applications
In and Outdoors
Interior or exterior applications
Use in Wet/Submerged Areas
Wet and submerged applications
Meets Highest Standards
Meets ANSI 118.7 high performance grout standard
- California residents
- Use to fill joint widths up to 1/2 in.
- Cures quickly, walkable in 4 hours
- Won't mottle or shade regardless of tile type, temperature or humidity
- Use on floors, walls, countertops, tub surrounds, showers and high traffic areas
- Can also be used in submerged conditions (swimming pools, spas, water features and fountains)
- 32% lighter than typical grouts; excellent handling characteristics
- No sealer required
- Contains 15% (by weight) post-consumer recycled material
- Sample colors shown may vary from actual grout; final installed shade can differ based on tile type, porosity, job site conditions and finishing techniques
- Visit the How to Grout Tile Project Guide for tips on completing your grout project
- Check out more grout products from Custom Building Products to find the best fit for your tile project
Product Overview
- Produces stain resistant, dense grout joints
- Consistent color without shading or efflorescence
- Better performance and durability than traditional cement grout
Compare Similar Grout
|  |  |  | |
| Brand | Custom Building Products | Custom Building Products | Custom Building Products | Custom Building Products |
| Name | Prism #115 Platinum 17 lb. Grout | Prism #60 Charcoal 17 lb. Grout | Prism #165 Delorean Gray 17 lb. Grout | Prism #19 Pewter 17 lb. Grout |
| Price | $2984 | $2984 | $3197 | $3197 |
| Ratings | (576) | (576) | (576) | (576) |
| Product type | Cementitious | Cementitious | Cementitious | Cementitious |
| Flooring Material Features | Fast-drying,Moisture resistant,Mold/mildew resistant,No sealing required,Rapid setting,Sanded,Stain resistant | Fast-drying,Moisture resistant,Mold/mildew resistant,No sealing required,Rapid setting,Sanded,Stain resistant | Fast-drying,Moisture resistant,Mold/mildew resistant,No sealing required,Rapid setting,Sanded,Stain resistant | Fast-drying,Moisture resistant,Mold/mildew resistant,No sealing required,Rapid setting,Sanded,Stain resistant |
| Maximum coverage area (sq. ft.) | 1096 | 1096 | 1096 | 1096 |
| Location | Bathroom,Countertop,Exterior wall,Floor,Interior wall,Kitchen Backsplash,Shower,Swimming pool,Tub surround | Bathroom,Countertop,Exterior wall,Floor,Interior wall,Kitchen Backsplash,Shower,Swimming pool,Tub surround | Bathroom,Countertop,Exterior wall,Floor,Interior wall,Kitchen Backsplash,Shower,Swimming pool,Tub surround | Bathroom,Countertop,Exterior wall,Floor,Interior wall,Kitchen Backsplash,Shower,Swimming pool,Tub surround |
| Indoor/Outdoor | Indoor/Outdoor | Indoor/Outdoor | Indoor/Outdoor | Indoor/Outdoor |
| Flooring Product Type | Grout | Grout | Grout | Grout |
| View Product | View Product | View Product | View Product |
Compare Similar Grout
| | | | |
| Brand | Custom Building Products | Custom Building Products | Custom Building Products | Custom Building Products |
| Name | Prism #115 Platinum 17 lb. Grout | Prism #60 Charcoal 17 lb. Grout | Prism #165 Delorean Gray 17 lb. Grout | Prism #19 Pewter 17 lb. Grout |
| Price | $2984 | $2984 | $3197 | $3197 |
| Ratings | (576) | (576) | (576) | (576) |
| Product type | ||||
| Flooring Material Features | ||||
| Maximum coverage area (sq. ft.) | ||||
| Location | ||||
| Indoor/Outdoor | ||||
| Flooring Product Type | ||||
| View Product | View Product | View Product | View Product |
Key Features
The Pro's Choice
Professional installers choose Prism to reduce or eliminate callbacks due to grout issues.
Prism
The ultimate performance cement grout.
Lifetime Warranty Installation System
Use qualifying Prep, Set and Grout products to get a lifetime warranty on your tile installation.
Uniform Consistent Color
No shading regardless of tile type, temperature or humidity.
No Efflorescence
Calcium aluminate cement based formula will not effloresce.
Lightweight for Superior Handling
Offers a smooth and creamy consistency that is easy to spread and clean.
Stain Resistant
Strong, dense joints create high stain resistance.
Fast
Rapid setting
For All Joints
For all joints up to 1/2 in.
Horizontal and Vertical
Floor and wall applications
In and Outdoors
Interior or exterior applications
Use in Wet/Submerged Areas
Wet and submerged applications
Meets Highest Standards
Meets ANSI 118.7 high performance grout standard
Specifications
Dimensions
Details
Warranty / Certifications
Questions & Answers
This says that it cures quickly. What is the pot life or usable time once mixed? I need to grou...
Asked by KevinJ November 29, 2018How is grout girls answer below the custome building products answer and more importantly, why did they never respond to the multiple shenanigans callouts on their pot life. It would would be easy to test out and prove your right if thats how your company feels, that is at a an ANSI certified lab
Does the color darken once mixed?
Asked by Texan July 25, 2016Yes but it dries MUCH lighter than the swatch. Very disappointed. We used the same Conor 4 years ago and it it a completely different color than that grout.
Is this particular grout sanded or unsanded?
Asked by Gma March 20, 2020I think you treat it like unsanded
Does this grout need sealing?
Asked by Roy September 28, 2019According to information on manufacturers web site.....is does require sealing.
Does this need sealed ?
Asked by Gnusz April 19, 2020It can be but this Prism grout Ive used hundreds of times without sealing it and never had any problems. Do it if you are worried about having a future problem
Do I need to seal this grout
Asked by Cotton74 October 6, 2019The box suggests it for heavily staining areas. This higher quality grout, though, has added stain repellent ingredients in comparison to lesser products.
can prism be used on gloss tile and glass tile?
Asked by hdtile6528 October 9, 2018Yes it can. I used a glossy glass tile on my backsplash in the kitchen. My tile setter was very happy with the product and it looks great on the wall. I also used it on the floor for porcelain tile. Great product and easy to clean.
Is this considered a sanded or non sand grout?
Asked by CraftyLady57 December 27, 2019To better have your question answered, please call Custom Building Products at 800-282-8786.
I need two grouts in different colors. The white colored one might need 8lb. the other colored on...
Asked by katie October 1, 2019I would check with a tile company & ask them if they carry color that could be added to the white. You might call the company number on the box & as for recommendations.
is prism sanded or non sanded
Asked by homedepot1 May 23, 2019I guess the answer to sanded vs non-sanded is neither. Product contains small glass spheres instead of sand, and was great for bridging the gap from smaller than 1/8" to bigger than 1/8" grout lines
Customer Reviews
Related Products
Explore More on homedepot.com
More Products
- Antique Birch 3/8 in. Thick x 5 in. Wide x Varying Length Click Lock Hardwood Flooring (19.686 sq. ft. / case)
- 2 Light 25 in. Outdoor Wall Lantern Sconce in Imperial Black
- Kerdi-Board-Kit Wall Surround Waterproofing Kit
- 4 in. x 5 ft. Round Metal Duct Pipe
- Buy LG Electronics 4.5 cu. ft. HE Ultra Large Top Load Washer with ColdWash, 6Motion & TurboDrum Technology in White, ENERGY STAR-WT7100CW
- 3/4 HP Equivalent Ultra-Quiet Belt Drive Smart Garage Door Opener
Lumber, Building Materials and Safety Equipt
Flooring Options
Outdoor Living
HVAC and Electrical