Can Max-Duct Options:Can Max-Duct 4" Vinyl, 25 ft The RH sensing element is

The RH sensing element is protected against dust

which allows the plant to maintain fullu-accelerated growth patterns

THE PONDMASTER HYDRO-AIR SUBMERSIBLE WATER & AIR PUMP has been designed to handle virtually any application where water has to be moved

Model 5558 Control

and to protect against water damage

Can Max-Duct Options:Can Max-Duct 4" Vinyl, 25 ft The RH sensing element isMAX DUCT PVC is simply the best! Possibly the strongest REUSEABLE duct on the market with a cost similar to the leading competitor's regular 3 ply duct. MAX DUCT is manufactured with triple foil laminate with very durable black PVC with UV inhibitors coating in 25' lengths and complete with 2 clamps for ease of installation.