Active Aqua Extension Fitting, 1", pack of 10

AAEFEX1
$5.95

Extension fitting. This fitting allows you to raise the fill/drain level in a flood & drain hydroponic system. This can be necessary to set the proper fill level when using taller containers. 

0.5 lbs.
12.0L x 7.0W x 2.0H
Aquaponics

Do the Active Aqua Humidomes inhibit UV light penetration?

No, the Active Aqua Humidomes are made from a specific type of plastic that does not block UV light bandwidths.