300 Passive-House & Ducts System

Most accurate Passive-House system

Nothing has ever been built with so much flow measurement innovation. More power, less weight, and the ability to run for hours on batteries.

Smaller window frame option: Min Width x Height of 16 x 28” to Max 27”x 51” at same price. Simply Request a Quote!

Who uses it?

Energy Auditors, HVAC Contractors, Building Contractors & Remodelers, Home Inspectors

Why Buy This Model?

Ideal for small, tight houses and apartments or ducts.
Engineered square corners on the door panel make this system 75% tighter than any other, making this the perfect Passive House system.
Aluminum Frame has quick connect injection molded corners that decrease set up time with our snap together, snap apart frame while reducing leakage by 75%.
The flow nozzle and centrifugal fan measure extremely accurately from 3 to 0.03 Air-changes per Hour at 50 Pa.

Included Items

1 x DM32 Digital Gauge Package

DM32 Dual Channel Color Touchscreen Manometer
USB Cable, 6' (1.8 m)
Cat5 Cable, 7' (2 m) Blue
DM32 USB Charging Module (120V/60Hz, 240V/50Hz, or 110V/50Hz)
DM32 Software Suite (Virtual Gauge, DM32 Configurator, Data Logger, and DM32 USB driver)
Gauge Case
DM32 Magnetic Clip
ISO17025 calibration of DM32
Gauge Calibration Verification Report

1 x 300 Series Fan Set

300 Series Fan
DC Power Supply for 300 Series Fan
300 Series Fan Power Cord With Plug
Control Panel for 300 Series Fan
End Plate 300 - Range 102
Deluxe Cordura Toolbag with Shoulder Strap
Fan Fit & Calibration
Certificate for Fan Fit & Calibration

1 x 300 Fan Set of Range Plugs

4" Plug - Range 74
4" Plug - Range 47
4" Plug - Range 29
4" Plug - Blank

1 x Regular Cloth Door Panel & Frame for 200/300 Series Fan - Single Fan

Aluminum Frame, Red Anodized
Cloth for 200/300 Series Fan, Regular Height
Fan Crossbar Strap for Aluminum Frame
Case for Aluminum Frame
1 x Umbilical for DucTester, 7 ft (2 m)

1 x Blower Door Tubing Kit

Technical Specifications

Fan Model #:	300
	Flow Into:	CFM	litres/sec	m3/h
Maximum Flow:* (no flex)	Free air	820	387	1,393
	25 Pa	790	373	1,342
	50 Pa	760	359	1,291
	250 Pa	680	321	1,156
Minimum Flow:** (no flex)	Range 29 - Standard Range 18 - Optional Range 11 - Optional Range 7 - Optional	5.4 2.3 0.98 0.36	2.5 1.1 0.46 0.17	9.2 3.9 1.7 0.61
Dimensions:	13" × 11" × 13.25" (33 x 27.9 x 33.7 cm)
Weight:	8.4 lb (3.8 kg)
Flow Accuracy:	+/-3%
Power Supply:	Input: 120V/60Hz, 240V/50Hz, or 110V/50Hz Power cord supplied based on Country
Power Supply:	Output: 48V DC/ 3.31A
Power Output:	0.213 hp, 159 Watts
Recommended Fan Calibration Interval:	Every 5 years

Digital Gauge Model:	DM32
Link to Specifications:	Click here to see the full specs for the DM32

Door Panel and Frame Model:	AL257 and AL250R
Type of Panel:	Regular Sized Cloth Panel for 200/300 Series Fan
Type of Frame:	Regular Sized Red Anodized Frame
Width (min/max):	29.5” - 45” (75 - 109 cm) or 26.9" (68 cm) min for Model 200 Fans
Height (min/max):	53” - 97” (135 - 246 cm)
Frame Thickness:	1.75” (5.3 cm)
Weight:	16 lbs (7.3 kg)

* The max flow of the fan will vary depending on the following factors:
barometric pressure, back pressure, blade pitch, air temperature, bearing tightness, inlet air turbulence, length of flex duct

* 5000/6000 series blower doors DO NOT work with the DM-2 digital gauge

Guides/Manuals 20