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Swell 18 Watt PLL UV Bulbs are single ended twin UV tubes for use in Oase, Blagdon and other suitable pond UVC's, but come at our amazingly low prices in comparison to branded units - a great replacement for your old one which may now have a reduced output.
Swell 18w PLL UV replacement Bulbs / Tubes fit into a wide range of major pond branded equipment that requires PLL UV lamps.
Ultra Violet light eradicates single algae cells and forces them to mass together for easier removal. This means a clearer, algae free pond and generally better conditions for plants and fish.
Our own branded PLL bulbs compare more than favourably with the leading manufacturers, and thanks to our amazing buy get one free offer, you get fantastic value for money too!
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