Free shipping applies to all domestic orders. Orders are processed and shipped during regular business hours (Monday through Friday 8:00 am to 5:00 pm EST, excluding holidays).
Save an extra 20% off your entire order with coupon code: HOLIDAY20
*May exclude certain brands.
**May not be combined with any other offer.
Code expires 12/13/13
Tom Aquatics Check Valves are simple and indispensable. The check valve attaches in the tubing between your air pump and the top of aquarium to prevent water from back-siphoning into your air pump and causing water damage. Easy to install.
Comes 1 per package.