EssentialPetProducts.com is a wholesale web site for Authorized Retailers
only. If you like to purchase this product, please visit these
If you would like to become an Authorized Retailer please call 1-888-590-5634 or
The Penn Plax Check Valve Air Filter is perfect for use with all aquarium air pumps. The Penn Plax Check Valve Air Filter stops water from siphoning into your air pump in the event of electrical power failure or when removing filters from aquariums.
The check valves aquarium-side connector can fit standard or mini airline tubing. Installs easily between air pump and airline tubing.