Connect to ducts – Step 2 in the DU200 DucTester QuickGuide
What This Step Covers Connecting flex duct to return or supply registersUse the supplied flex duct and adjustable collar to form an airtight seal over the register opening. Securing the…
Prepare Ducts and Houses – Step 1 in the DU200 DucTester QuickGuide
Seal & Secure the Duct System Seal all supply and return registers—including exterior inlets—using grill mask tape to prevent air bypass. Keep interior doors open to allow duct pressure to…
Desired Results Not Achieved – Step 5 in the DU200 DucTester QuickGuide
Problem #1: Flow Reads “–” at Test Pressure What this Means: You’ve reached the target pressure (e.g., 25 Pa), but the gauge shows no flow data. Why it Happens: Fan pressure…
Unpack, connect DM-2 gauge – From the DU200 DucTester QuickGuide
Unpack and Power Up Open the DucTester kit case and remove all components: fan, gauge, umbilical (pressure tubes + speed control cable), flex duct with flange, range rings, grill masking…
Conduct Test (with gauge) – Step 4 in the DU200 DucTester QuickGuide
https://youtu.be/4NFEIVd7rcY
Connect DM-2 Gauge and Fan – Step 3 in the DU200 DucTester QuickGuide
What You’ll Need DM‑2 digital gauge (with full battery or USB power) DucTester fan (Model 200) Umbilical cable (pressure tubes + speed-control cable) Flex duct and register flange Connecting to the…
Duct Leakage to Outdoors: Is Even Harder Using One Gauge in Pressurization
Method Overview: One-Gauge Pressurization Unlike dual-gauge methods, this technique requires the tester to manually alternately measure house pressure and duct pressure with a single gauge: Set Up Equipment Connect the…
Conduct Test (with knob) – Step 4 in the DU200 DucTester QuickGuide
How to Perform the Test Prepare for Depressurization Connect the flex-duct flange to the duct inlet. Ensure all supply and return registers are properly sealed with grill mask. Configure the…