Swell 13w PLS UV replacement Bulbs/Tubes are designed to fit the Hozelock Bioforce 12000 (before 2011) pressurised filter and Fishmate filters that need a 13w PLS UV lamp.

Ultra violet lamps are the best way to treat algae cells in the water. They are bound together into bigger clumps and as such easier to remove. This stops the spread of algae in the water and ensures that your pond looks good all year round.

All of our own brand UV lamps are made to the same high standard as the leading brands, and thanks to our everyday low prices and buy one get one free offer, you always enjoy great value for money!

Key Features:

• Swell 13w PLS Bulbs are a single ended, twin tube with two pins at one end (twin slot guides).
• High UV output allows for greater algae control.
• Designed to be used on: 13 watt Fish Mate UV devices, and the Hozelock Bioforce 12000.
• Buy one get one free!