Koenders Freeze Control Skimmer remove the screen to let

remove the screen to let the fish swim out

located in sets of three every 11/2”

Sizes are listed as L x W x H (Inside Dimensions)

50 ft of ⅜" clear vinyl tubing

Koenders Freeze Control Skimmer remove the screen to letThe freeze control is optional equipment for the Koenders Windmill, intended for extreme winter climates: a 2 gallon tank that releases ethanol alcohol to melt air line freeze up (ethanol or isopropyl alcohol are not included). The container releases a small amount of alcohol down the air line if there is an increase in back pressure (usually meaning an ice blockage in the airline). The alcohol melts the ice blockage and the line is cleared. This will