Welcome To GAP Products

Level-Loc was designed and built by reef aquarists. Our goal was to make an auto top off that was easy to install, flexible and most of all, dependable. Hopefully, we've provided all the information you need regarding our product on this site. If not, please email us at sales@gapproducts.com. We welcome individual, wholesale and commercial inquiries. Level-Loc is perfect for the aquarium maintenance business. Give yourself and your customers peace of mind knowing that their water level is in good hands.

Assembled in Missouri USA

"Pet Product News International Selects 2008 Editors’ Choice Winners

Irvine, Calif. – Pet Product News International, the leading business-to-business magazine in pet supplies marketing for 62 years, is proud to announce that its editors have selected 40 winners out of more than 570 manufacturer submissions and from the many other products that the editors chose for consideration after viewing them at trade shows..."