Journault Jourplex
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Roof curb
Plenum curb
Designed to convert a dedicated down discharge roof top HVAC unit to a horizontal discharge unit. Custom engineered and compatible with all major HVAC manufacturers ' units. Practical and economical alternative method of connecting new equipment to existing ductwork in retrofit applications.
Heavy gauge galvanized steel, factory assembled with fully welded and mitered corner seams, reinforced duct openings and insulated fully chamber. Constructed in box section design to provide superior strength. Coated with an aluminum based paint to resist rust and corrosion.

Isolation, turning vanes, variable heights, pitched construction, duct mounting flanges, cross supports, bottom pans for curb or platform mounting and mountings for economizer outside air systems or barometric pressure relief dampers.