Keep track of your tank levels with Manual float type level gauges. The manual float gauges easily install in any 2" top opening and give you an instant level of your double-walled tanks.
- Stainless steel & PE
- Level listed in 1/8, 1/4, 3/8, 1/2, 5/8, 3/4 & full in an easy-to-read format
- Level gauge for 70 gallon Gemini is for tanks 3932 & 3933