The white outer layer helps deflect light and keep temperatures cooler inside of the tubing, the opaque black inner layer blocks all light which prevents algae buildup in the tubing and helps to keep your system clean.
BPA and Lead free Polyethylene
The white outer layer helps deflect light and keep temperatures cooler inside of the tubing, the opaque black inner layer blocks all light which prevents algae buildup in the tubing and helps to keep your system clean.
BPA and Lead free Polyethylene