Intake & Exhaust wall boxes DV200

HRV/ERV Intake and Exhaust Vents

 

Vent Box Re-Circulation Efficiency Test Results

 Wind Speed (km/h)0010102323
Duct Flow Rate (cfm)100601006010060
DV-200
(Flash mount for Windows Panel)
1.0**2.31.3**1.54.1**3.0
DVG-200
(c/w extruded aluminum grilles)
2.63.72.11.62.93.3
DVS-100
(c/w Side Exhaust/Intake hood))
3.53.53.54.14.44.4
SVE-50 & SVI-50 (3ft separation)
(single vents c/w extruded aluminum grilles)
4.70.14.71.03.30.3
* Result displayed as percentage re-circulation.
Due to the low number of tests performed on single samples a statistical error analysis was not concluded, conservative numbers were utilized.
** DV-200 was tested at a high duct flow rate of 120 cfm.