Black Waterfall Foam, 20 oz. Koi & Goldfish Pellets Kit does not include 2"

Kit does not include 2" flexible PVC pipe

It has a 1/2" male pipe thread connection and a recommended airflow of 1

but designed with the do-it-yourselfer in mind

if you were going to use 4 each 20 watt lights

Black Waterfall Foam, 20 oz. Koi & Goldfish Pellets Kit does not include 2"Use this black expanding foam to fill in cracks between rocks to prevent water from being lost over the waterfall. This product improves water flow visually and the black color hides the foam in the shadows of the rocks. The patented trigger system allows multiple uses and will dispense foam in any position. It is a fish safe, non toxic formula. Shipping Restrictions: This product can only be shipped via UPS Ground.