Canna Spanner Upto 10L Jerry Cans

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The Canna Spanner is a handy tool for growers using five and ten-litre nutrient bottles. Great for helping to release stuck bottle caps or break the seal on a brand new bottle. How the Canna Spanner Works The Canna Spanner is a rigid plastic spanner that fits over the ridges on the five and ten-litre Canna nutrient bottle caps. Once fitted over, the Canna Spanner will give you extra leverage to get those stuck bottle caps off. Show more