Find the lowest price for:       All ProductsHeaters     5.0 (1)   Add a review Aquarium Pharmaceuticals RENA Cal Top Light Excel Heater 300W   For 15 to 35 gallon aquariums. Illuminated top and side temperature readings. Fully submersible; water-tight triple seal. Computer-calibrated temperature control. High thermal diffusion for efficient heating. 500-micron... Have a question? Ask the Experts! Set Price Alert Compare Prices Product Spec Member Reviews Recommend to Friends Searched Aquarium Pharmaceuticals RENA Cal Top Light Excel Heater 300W in 150 stores, 2 results found Image Description   Store   Price Aquarium Pharmaceuticals RENA Cal Top Light Excel Heater 14 inch, 300W If this item doesn't belong here, click Remove and help us keep our results accurate.   MarineDepot.com   5 Store Reviews   $23.99 Go to Store Rena Cal Top Light Excel Automatic Heater 300 watt If this item doesn't belong here, click Remove and help us keep our results accurate.   eBay   3 Store Reviews   $27.99 Go to Store Are we missing a store? Let us know! Something wrong in this page? Let us know! Related products: More Rena Heaters Other Heaters internal use: spec362