RTC Hydra Grouting Sponges
HYDRA Grout Sponge tried and true, the HYDRA Grout Sponge delivers results installers notice immediately.
Its smaller cell structure (vs. traditional grout sponges) helps keep grout joints full while producing a smoother finish in less time. Built for real jobsite abuse, HYDRA resists breakdown and collapse during use, so crews get more consistent performance across the entire cleanup process.
Size Options
- Medium: 4" x 6" x 2"
- XL: 7.625" x 5.5" x 2"
Key Selling Points
- Smaller cell structure helps maintain full grout joints and promotes a smoother finish.
- Highly resistant to breakdown and collapse during extended use.
- Dense, durable sponge designed to hold up on professional jobsites.
- Rounded edges support controlled wiping and cleaner joint results.
- Two practical sizes to match crew preference and job conditions.
Packaging
- Sold as: 200-piece bale
- Packout: 2 x 100-piece packages per bale
Specs
- Type: Hydrophilic grout sponge (standard grout cleanup)
Product Information
Product Information
Shipping & Returns
Shipping & Returns



RTC Hydra Grouting Sponges
RTC Hydra Grouting Sponges
HYDRA Grout Sponge tried and true, the HYDRA Grout Sponge delivers results installers notice immediately.
Its smaller cell structure (vs. traditional grout sponges) helps keep grout joints full while producing a smoother finish in less time. Built for real jobsite abuse, HYDRA resists breakdown and collapse during use, so crews get more consistent performance across the entire cleanup process.
Size Options
- Medium: 4" x 6" x 2"
- XL: 7.625" x 5.5" x 2"
Key Selling Points
- Smaller cell structure helps maintain full grout joints and promotes a smoother finish.
- Highly resistant to breakdown and collapse during extended use.
- Dense, durable sponge designed to hold up on professional jobsites.
- Rounded edges support controlled wiping and cleaner joint results.
- Two practical sizes to match crew preference and job conditions.
Packaging
- Sold as: 200-piece bale
- Packout: 2 x 100-piece packages per bale
Specs
- Type: Hydrophilic grout sponge (standard grout cleanup)
Original: $278.00
-65%$278.00
$97.30Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
HYDRA Grout Sponge tried and true, the HYDRA Grout Sponge delivers results installers notice immediately.
Its smaller cell structure (vs. traditional grout sponges) helps keep grout joints full while producing a smoother finish in less time. Built for real jobsite abuse, HYDRA resists breakdown and collapse during use, so crews get more consistent performance across the entire cleanup process.
Size Options
- Medium: 4" x 6" x 2"
- XL: 7.625" x 5.5" x 2"
Key Selling Points
- Smaller cell structure helps maintain full grout joints and promotes a smoother finish.
- Highly resistant to breakdown and collapse during extended use.
- Dense, durable sponge designed to hold up on professional jobsites.
- Rounded edges support controlled wiping and cleaner joint results.
- Two practical sizes to match crew preference and job conditions.
Packaging
- Sold as: 200-piece bale
- Packout: 2 x 100-piece packages per bale
Specs
- Type: Hydrophilic grout sponge (standard grout cleanup)













