AquaVita Rectangular Air Stone light seal entry points and maintain

seal entry points and maintain good sanitation practices

The inner layer is composed of heavy-duty dual aluminum foil

Twister T2 Safety Lockout SwitchThis red and yellow Safety Lockout Switch works for the T2

1 minute on/off increments

Loose coco chips or croutons or husks packed compressed in blocks approximately 8-9 lbs in weight

AquaVita Rectangular Air Stone light seal entry points and maintainDescription High Quality Materials: Crafted from top grade Carborundum and ceramic materials, and fired at 1350C, the AquaVita Air Stones are excellent for aerating and circulating water in aquariums and hydroponic systems. They function exceptionally well with our AquaVita Air Pumps! Compatibility: This model of the Air Stone is compatible with tubing that has an inner diameter of 3 16". Specifications UPC Code: 816731014533 Quantity: 1 Weight: 0. 4