Under Tank Heaters (Medium) By bedadmin | September 19, 2013 - 4:35 pm |June 21, 2022 $25.00 Under Tank Heaters (Medium) quantity — OR — Add to cart SKU: 164 Category: Under Tank Heaters Description Additional information Description Medium: 30-40 Gal. Additional information Weight 3 lbs Related products Under Tank Heaters (mini) $15.00 Add to cart Under Tank Heaters (Large) $33.00 Add to cart Bookmark the permalink.