• Sinclair Perlite Standard 2.0mm – 5.0mm
    • Sinclair Perlite Standard 2.0mm – 5.0mm
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    • Sinclair Perlite Standard 2.0mm – 5.0mm

    • £19.99
    • Perlite is a naturally occurring silicaceous volcanic rock which has been heated in a furnace to create lightweight particles with a honeycomb of internal cells and a high surface area. The multi-cellular structure affords a very high pore volume, typically 97% of total volume. Pores may be filled with air or water, depending on size. Large pores drain freely and…
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  • Sinclair Vermiculite Medium 2.0 – 5.0mm