Substrate, Rock & Rubble

*Details: Use Promo Code during Checkout to claim your gift certificate. Offer valid on orders with a qualifying merchandise total through Sunday, March 24, 2019 @ 11:59 pm [CT]. One gift certificate per household. Not valid in combination with any other offers or on previous orders. Gift certificate will be emailed to qualifying customers after order has been shipped and will expire 30 days from date of issue. Excludes Gift Certificate purchases & items with manufacturer-set pricing, including brands: AquaIllumination, EcoTech Marine, Neptune, Reef Octopus, Coralvue, Coral Rx, Red Sea, Giesemann, Maxspect, Icecap, and OASE.

*FREE SHIPPING on qualifying aquatic life orders $99 and up. FREE SHIPPING on qualifying aquarium supplies orders $19 and up. Excludes Frozen Foods.