Zephyr AK7100BS-BF
A 30″ under-cabinet range hood, 400 CFM — mount at least 24-32 in. above the cooktop.
Key specifications
—Height
30″Width
21″Depth
400CFM
| Duct size | 7″ round / 3-1/4 x 10″ rect |
|---|---|
| Min. mount height | 24-32 in. above cooktop |
| Airflow | 400 CFM |
| Mounting | Under-cabinet |
| Brand | Zephyr |
| Model number | AK7100BS-BF |
Ventilation & mounting: 7″ round / 3-1/4 x 10″ rect duct, mount 24-32 in. above the cooktop.
From the manufacturer’s specification sheet. This under-cabinet hood mounts beneath the wall cabinet over the cooktop — no cabinet cutout required.
Frequently asked
How big is the Zephyr AK7100BS-BF?
The Zephyr AK7100BS-BF is 30″ wide, 400 CFM; mount it at least 24-32 in. above the cooktop.
Will the Zephyr AK7100BS-BF fit my space?
Measure your opening’s height, width and depth against the figures above, or use the will-it-fit tool.
What duct does the Zephyr AK7100BS-BF need?
The Zephyr AK7100BS-BF uses a 7″ round / 3-1/4 x 10″ rect duct and moves up to 400 CFM. Match it to your existing run.
Measured from official ENERGY STAR data + manufacturer spec sheets · Last verified May 2026