UV bulbs (Item# 52364, FUV9RB) should be changed once a season for maximum efficiency
To operate at best performance, use with your choice of pond boss® pump between 225 GPH - 800 GPH (not included)
Fits 1/2, 3/4, and 1 in. ID tubing (not included)
Dimensions: 5.6 x 6.25 x 12.85 in.
1 year limited warranty
WARNING: This product can expose you to chemicals including Mercury, which is known to the State of California to cause birth defects or other reproductive harm. For more information go towww.P65Warnings.ca.gov.