

⚡ Stop leaks fast, drive worry-free with Rislone’s liquid copper power!
Rislone Liquid Copper Block Seal is a cutting-edge, sodium silicate-based formula designed to permanently repair large leaks in radiators, intake manifolds, and cooling system components without draining. Compatible with all antifreeze types, it offers a one-step, no-drain solution trusted since 1921 to get vehicles back on the road quickly and reliably.
| ASIN | B078LV22JR |
| Best Sellers Rank | #56,501 in Automotive ( See Top 100 in Automotive ) #5 in Automotive Radiator Conditioners & Protectants |
| Brand | Rislone |
| Customer Reviews | 3.4 3.4 out of 5 stars (25) |
| Date First Available | 31 October 2023 |
| Item Weight | 600 g |
| Item model number | 41109 |
| Manufacturer | RISLONE |
| Manufacturer Part Number | 41109 |
| Package Dimensions | 19.6 x 6.7 x 6.3 cm; 600 g |
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