Introducing the Vintage Penn-Plax XP-550 Twin Aquarium Air Pump, perfect for aeration in your 45 gallon tank. This diaphragm pump is designed to work with all water types and is manufactured in Taiwan.

With its compact size and unit quantity of 1, this pump is ideal for aquarists looking for a reliable and efficient aeration system. The model XP-550 Twin is perfect for fish and aquariums, and is categorized under pet supplies, fish & aquariums, and pumps (air). Get your hands on this high-quality product today and provide your aquatic pets with the best aeration system available.