Old Quad · Ducts
Forty-year-old attic ducts, replaced in two days
A 1952 bungalow with 1980s ducts: 34% leakage on the duct blaster, two crushed runs and a return the size of a letterbox. The system was fine. The ducts were not.
2 daysOn site
34% → 4%Leakage
11Registers
2 weeksPermit to final
Eight frames, one camera
The job, frame by frame.
Attic of a 1952 Old Quad bungalow, camera at the hatch for every frame.
01 · Before
02 · Assess
03 · Remove
04 · Prepare
05 · Install
06 · Connect
07 · Commission- 08 · Finished
What went in
Equipment and readings.
- R-8 flex duct, sized room by room from a Manual D
- New sheet-metal plenum and trunk, mastic-sealed
- Return doubled to a 20 × 25 filter grille
- Jump ducts to two bedrooms with no return path
- HERS leakage test: 4% at the certificate
“The back bedroom was always eight degrees off. Now every room reads the same on the thermometer I bought to check.”