Replacement double-ended replacement UV lamp to fit in pond Ultra Violet Calrifiers and aquarium Ultra Violet sterilisers.
Standard size, compatible with most manufacturers; including Yamitsu and TMC.

For optimum UVC effectiveness bulbs need to be changed every 6-12 months.

Key Features:
Standard size.
Double-ended replacement UV lamp.
New slimline tube design - more energy efficient and environmentally friendly.
Change annually.

25 watt, 454mm