
Basket liners
Replacement coir basket liners from 6 to 16 inch and wall liners in 8 and 12 inch.
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Enter the volume of expanded media you need. The calculator rounds up to whole blocks and gives the total dry weight.
Complete the order
One supplier, one delivery. Ask for pots, liners, discs or poles on the same quote.

Replacement coir basket liners from 6 to 16 inch and wall liners in 8 and 12 inch.
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Coconut coir seedling cups, round pots and square Spanish pots for nurseries and garden brands.
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Coir-lined hanging basket and wall planter sets with metal holders for garden retailers, hotels and landscape projects.
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Flat coir mulch discs from 6 to 36 inch for landscapers and nurseries.
View mulch discs →How to use it
The calculator divides the expanded volume you need by the stated expansion of one block and rounds up to a whole block. It then multiplies by the unit weight. The figures it uses are supplier-stated: about 65 litres for a 5 kg block, about 15 litres for a 1 kg block and about 9 litres for a 650 g briquette.
For 2,000 litres from 5 kg blocks: 2,000 ÷ 65 = 30.8, rounded up to 31 blocks, about 155 kg dry weight. For the same volume from 1 kg blocks: 2,000 ÷ 15 = 133.3, so 134 blocks, about 134 kg.
Real expansion changes with grade, water and method, and your process may lose some volume, so confirm on a sample. The calculator does not set price. For quotes by pallet and tonne, read how to compare bulk coco peat quotes, and send your number through the block quote form.