Specifications

39
Matrix Installation and Operation Instructions
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Item
Description
Sample HRV
Ventilation
Rates
Installed
Ventilation
Rates
Installed
Fan
Speed
EOH
HRV Exhaust at Override (high ventilation) rate, balanced during High air
circulation rate (800/1000/1200CFM).
120cfm
(55 L/s)
SOH
HRV Supply at Override (high ventilation) rate, balanced during High air
circulation rate (800/1000/1200CFM).
120cfm
(55 L/s)
EOL
HRV Exhaust at Override (high ventilation) rate, balanced during Low air
circulation rate (300/400/500CFM).
120cfm
(55 L/s)
SOL
HRV Supply at Override (high ventilation) rate, balanced during Low air
circulation rate (300/400/500CFM).
120cfm
(55 L/s)
ECH
HRV Exhaust at Continuous (low ventilation) rate, balanced during High air
circulation rate (800/1000/1200CFM).
70cfm
(30 L/s)
SCH
HRV Supply at Continuous (low ventilation) rate, balanced during High air
circulation rate (800/1000/1200CFM).
70cfm
(30 L/s)
ECL
HRV Exhaust at Continuous (low ventilation) rate, balanced during Low air
circulation rate (300/400/500CFM).
70cfm
(30 L/s)
SCL
HRV Supply at Continuous (low ventilation) rate, balanced during Low air
circulation rate (300/400/500CFM).
70cfm
(30 L/s)
Table 11.1 HRV Balancing Table
Magnehelic (0-.25 inwg)
or Digital Manometer
Figure 11.1 Sample Balancing Setup
6” Flow Measurement Station,
Averaging Pitot Tube, or
Pitot TransferTube
Fresh
Supply
Stale
Exhaust