Setting Mode to Get the Results You Want on the Gauge
Step 1: Choose the Right Device & Range Press Device to select the gauge’s connected equipment (e.g., Retrotec DU200 or other DucTester). Press Range Config to match the actual range…
Duct Leakage to Outdoors: The Easy Way Using Method 1 in Depressurization
Step-by-Step Process Depressurize the Building Install a blower door in an exterior entrance and pull the house down to –25 Pa relative to outside. Connect the DucTester Attach the duct blower…
Total Duct Leakage on Simulated Duct
Simulated Setup Overview A compact duct system equipped with adjustable holes, representing common leaks found in real-world HVAC systems. All supply and return registers are sealed, except for the access…
Quick Guide Video Introduction
What You”l Learn A video-by-video layout showing the step-by-step progression through duct testing procedures. Directions on how the guide aligns with the printed Quick Guide manual, so you can follow…
Pressurize and Depressurize
Why Use Both Modes Depressurization tightens connections by pulling the duct panel seals inward—ideal for registering leaks effectively. Pressurization is more convenient in tight spaces and avoids blowing seals off…
Check Your Gauge
Field Check Procedure Configure the Gauge Press Mode until the display shows pressure (Pa) on both channels (PrA & PrB). Turn Auto Zero off to stabilize readings during the test.…
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…
Check Your DucTester’s Calibration
When to Perform the Check Every time you use a new DucTester unit Monthly if used frequently Or after approximately 20 tests Required Equipment DucTester fan Digital gauge (e.g., DM‑2…
Duct Leakage to Outdoors Depressurize with 2 Gauges
Step-by-Step Procedure Set Up Blower Door Install the blower door in an exterior doorway and depressurize the house to –25 Pa relative to outside. Connect Duct Tester Attach the DucTester fan…
Setting Device on the Gauge
Why Correct Device and Range Matter Your digital gauge (e.g., DM‑32 or DM‑2) must be configured to match: The connected equipment (e.g., blower door fan or DucTester model) The installed…