

🛹 Fix it right, ride it light — Q-Cell Filler has your board’s back!
Blocksurf Q-Cell Filler is a lightweight, expandable resin additive designed for surfboard repairs. It fills large voids efficiently by thickening and expanding polyester or epoxy resin, drying bright white for easy sanding and finishing. Ideal for professional-grade, low-weight repairs that maintain board performance.
| ASIN | B079ZP5BX9 |
| Best Sellers Rank | #878,594 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #866 in Stand-Up Paddleboard Accessories |
| Brand Name | BLOCKSURF |
| Customer Reviews | 4.2 4.2 out of 5 stars (23) |
| Date First Available | February 22, 2018 |
| Item Package Dimensions L x W x H | 4 x 4 x 4 inches |
| Package Weight | 0.1 Pounds |
| Part Number | Qcell |
R**A
Great Q-Cell
Really did the job. Very happy with the results.
W**S
Four Stars
Truly amazing product.
C**A
Five Stars
Good product
R**E
Effective
I mixed this product with epoxy resin and hardener to repair a stand up paddle board
T**R
Exactly what I needed.
Exactly what I needed. Just wish I could find larger containers.
R**E
q- cell
perfect for repairing surfboards
TrustPilot
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