Cooking releases more than just great smells. Heat, grease, steam, smoke, and combustion byproducts all rise off your cooktop with every meal — and without the right kitchen ventilation, they end up on your cabinets, in your paint, and in the air you breathe. A well-chosen range hood clears all of it out, keeping your kitchen cleaner, healthier, and more comfortable to cook in.

This quick guide covers everything you need to know before buying a range hood, from airflow and sound ratings to the different hood styles available, plus a closer look at Zephyr and some of the most popular ventilation brands at Trail Appliances.

Why do you need a range hood?

A range hood is a fan and enclosure mounted above or near your cooking surface. It captures the column of hot, contaminated air rising off your pots and pans and exhausts it outside your home — taking grease, odours, gases, steam, and smoke with it.

Not all range hoods work the same way. The most common types include:

• Wall-mounted and under-cabinet hoods – installed directly above the cooking surface, the most common configuration in North American kitchens

• Chimney hoods - wall or island-mounted hoods with a tapered "chimney" duct cover that extends up to the ceiling, popular for their strong visual presence and higher CFM capacity

• Island hoods – ceiling-mounted for cooktops on kitchen islands with no adjacent wall

• Insert hoods – built into custom cabinetry or millwork for a seamless look

• Downdraft ventilation – rises from behind or beside the cooktop and retracts when not in use, popular on islands where overhead hoods aren't practical

How to Choose the Right Range Hood: Key Factors

1. Size and Placement

Your hood should match or exceed the width of your cooking range, and it needs to sit at the manufacturer-recommended height above the cooking surface — too high and it loses suction, too low and it becomes impractical to cook under.

2. Airflow (CFM)

Range hood performance is measured in CFM (cubic feet per minute), which tells you how much air the fan moves. A widely used rule of thumb: for every 10,000 BTUs of cooking power, you need about 100 CFM of ventilation. High-output professional ranges and grills need considerably more airflow than a standard residential range.

3. Sound Level (Sones)

A powerful hood is only useful if you'll actually run it. Look for a low sone rating if noise is a concern, and make sure the ductwork is properly sized — undersized or overly long duct runs increase both noise and strain on the motor.

4. Ducting

Proper ducting is what makes a range hood effective. Even the best hood on the market underperforms if it's vented through undersized, overly long, or poorly routed ductwork. Straight, short duct runs with minimal bends perform best.

5. Filters and Maintenance

Baffle filters are more durable and easier to clean than mesh filters, and they maintain airflow better over time. Check how each hood's filtration system is cleaned before you buy — dishwasher-safe filters save time in the long run.

Featured Brand: Zephyr Range Hoods

Zephyr is one of the most recognized names in kitchen ventilation, known for pairing strong, quiet performance with designer-forward styling. Trail Appliances carries a wide selection of Zephyr range hoods across several collections, so there's an option for nearly every kitchen layout and budget.

What sets Zephyr apart is the technology built into the hoods themselves. Many models feature Airflow Control Technology (ACT™), which automatically adjusts fan speed to maintain consistent, optimal airflow as cooking conditions change, rather than leaving you to guess at the right setting.

Lighting is another area where Zephyr stands out: LumiLight LED lighting with TruHue™ delivers true-to-colour task lighting over the cooktop, so food looks the way it actually looks instead of washed out under generic LEDs. On top of that, Zephyr's blowers are engineered to hit strong CFM ratings while staying quiet, addressing one of the biggest complaints homeowners have with older hood designs.

Because Zephyr's lineup covers everything from compact, budget-friendly hoods to high-CFM units built for professional-style ranges and outdoor kitchens, a Trail Appliances Product Specialist can help you match the right Zephyr model to your range's BTU output, ducting setup, and kitchen design.