Penn-Plax Air Tech 4-Way Visual Air Regulating Valve

About Penn-Plax Air Tech 4-Way Visual Air Regulating Valve:

4-way, 2 3/4"W x 2"D x 3 1/2"H. The most precise aquarium air control valve ever! Simply turn the air control knobs and the accurate visual gauges indicate flow. Safe, anti-siphon feature protects your valuable air pumps. Extra input/output.

Hill's Science Diet Canine Growth Treats

Why feed Hill'sr Science Dietr Canine Growthr Treats? They're great tasting and made specifically for your puppy!

Hill's Science Diet Canine Maintenance Treats

Why feed Hill'sr Science Dietr Canine Maintenancer Treats? They're great tasting and healthy too!

Hill's Science Diet Canine Maintenance Light Treats

Why feed Hill'sr Science Dietr Canine Light Treats? They're great tasting and help maintain your dog's weight!

Hill's Science Diet Canine Senior Treats

Why feed Hill'sr Science Dietr Canine Seniorr Treats? They're great tasting and healthy too!

Hill's Science Diet Canine Growth Treats

Why feed Hill'sr Science Dietr Canine Growthr Treats? They're great tasting and made specifically for your puppy!

Hill's Science Diet Canine Maintenance Treats

Why feed Hill'sr Science Dietr Canine Maintenancer Treats? They're great tasting and healthy too!

Hill's Science Diet Canine Maintenance Light Treats

Why feed Hill'sr Science Dietr Canine Light Treats? They're great tasting and help maintain your dog's weight!

Hill's Science Diet Canine Senior Treats

Why feed Hill'sr Science Dietr Canine Seniorr Treats? They're great tasting and healthy too!

Rainbow Lifegard Little Time or Temp Digital Clock/Thermometer

4 1/2" length. Display the water temperature in your fresh or saltwater aquarium or your room temperature with Little ...

Rainbow Lifegard Ultraviolet Sterilizer

8 watt. For aquariums up to 100 gallons or to kill free-floating algae in ponds up to 500 gallons. The most efficient ...