Products - Horizontal Fan Coils
Product Specifications

PDWB Med/High Static
ESP: Up to 1"
The PDWB is used when ESP’s and ducting requirements are higher than normal such as larger apartments/condos or retail stores. With a height starting at 11.8″, this unit is very powerful.



PDWB - Fan Coil - Med/High Static
Features
- HW/CW 2-pipe or 4-pipe
- NPT Connections
- 3,4 & 6 row coils
- EC Motors (0-10V)
- BMS/thermostat or standalone
- Available as 115/1/60 or 220/1/60
- 30 different variations
- In stock available
- Fast lead times
- ETL listed
- CSA certified
- Tested to AHR440 standards
- If higher ESP required, then HAHU might be for you.
Performance
- Up to 8 tons
- ESP up to 1″ in.wg
- 50 t0 3,000 CFM
- Tested sound data available
Dimensions
- Height = 11.8″ to 16.8″
Dowloads
Click to download PDF
Common Applications
Med/High Static Fan Coil - PDWB
Polar by Siwa’s PDWB fan coil is engineered to satisfy extreme capacities at external static pressures below 1″. They can be ducted covering a large area with the fan capable of withstanding the long static pressure caused by ducting. This is guaranteed to provide a comfortable environment for both commercial and residential applications. These are great when no zonal control is required and a large space is needed to be heated or cooled. Examples are a gym, cafeteria, airports, lounges etc.
PDWB fan coils advantages :
- 300 psi operating pressure. Tested to 500 psi.
- Customization ability
- Control versatility (BMS or standalone)
- High CFM
- Easy to install and duct
- Suitable for low water temperatures during heating
Add on options:
- Standalone control systems with thermostats
- Valves
- MERV 8 filters
- Stainless steel drain pans
- Sound insulation
- Thermostats

Batavia Place - Condo
SIWA References
This condo project features Polar air‘s low-profile, ducted 2-pipe fan coils (PDWAs), selected for their efficiency and compact design to meet the building’s heating and cooling needs.
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