Genuine Hozelock Spare Parts. A small pot of lubricant is also included for the 'O' rings. Bioforce Revolution Quartz Glass Sleeve. Quartz Sleeves Available;. Zone D - HS, IV41-49, IV50, IV55&56, KA27-28, KW15-17, PA20, PA41-49, PA60-78, PH42-44, ZE, Isle of Man & Channel Islands.
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