Best in 7 days
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Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Hydrofarm Rockwool Block CoversHydrofarm Rockwool Block Covers reflect light to plant leaves, where its needed most. Block light from media. Eliminate algae and mildew growth. 40 dual sided block covers per pack. Block light from media Reflect light to plant leaves where it's needed most Eliminate algae and mildew growth 40 dual sided block covers per pack
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.6 ★★★★★
Based on 229 reviews
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Product Reviews
★★★★★ 5
The tape works great.
Number of Items: 4
The tape works great.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
★★★★★ 5
Will definitely purchase again
Number of Items: 4
Love this tape. Does NOT leave marks on sublimated items.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 27, 2025
★★★★★ 5
Good quality
Number of Items: 6
Good quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 8, 2025
★★★★★ 5
Works great
Number of Items: 4
Good for what I need
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 1, 2025
★★★★★ 5
Thank you
Number of Items: 4
Excellent thank you!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 16, 2025
