Summerset · Accessories
Summerset Vent Hood Installation (Covered Outdoor Kitchens)
A Summerset vent hood is required for any covered outdoor kitchen where the grill is installed under a roof, pergola with solid panels, or in any enclosed cavity. Install requires a ducted run to outside air plus an electrical run for the fan. Plan on about 2-3 hours including the duct routing. Hire a licensed electrician for the hardwired fan connection.
By Reed · Updated November 8, 2026
What you need
- Tape measure and square
- Drill and masonry/wood bits for the duct penetration
- Duct tape rated for 400°F
- Sheet metal screws
- Pipe wrench
- Phillips and flat-head screwdrivers
- Licensed electrician for the hardwired fan connection
Vent Hood install reference
- Required for
- Covered outdoor kitchens (roof, pergola with panels, enclosed cavity)
- Hood width over grill
- +6" each side minimum
- Mount height above cook surface
- ~36"
- Duct run
- As short + straight as possible
- Termination
- DC or DCT style per the install PDF
- Electrical
- Hardwired 120V, licensed electrician
Step by step
Verify hood width matches the grill width
Summerset vent hoods ship in standard widths that match the TRL Pro, Sizzler Pro, Sizzler, and Quest cutout widths. The hood should extend at least 6" beyond each side of the grill for effective capture. Confirm hood model matches grill model before mounting.
Plan the duct routing
The vent hood ducts through the outdoor kitchen cavity to outside air. Shorter duct runs with fewer bends perform better. Avoid 90-degree elbows where 45-degree sweeps work — each 90 costs significant airflow. The Wye Duct Fitting Instructions PDF at summersetgrills.com covers Y-fitting splits where needed.
Install the duct cover termination at the exit point
The Vent Hood Duct Cover Installation Instructions PDF specifies the two termination styles (DC and DCT). Pick based on the wall or roof type and install with appropriate flashing. A poorly flashed termination leaks during rain.
Mount the hood above the grill
Hood mounting height is specified in the manual — typically 36" from the cook surface. Too low and the hood collects grease, too high and capture drops. Mount with sheet-metal screws through the structure above.
Install the spacer if required
The 90518 Vent Hood Spacer Instructions PDF covers an optional spacer for installs where the hood needs to clear an obstruction above the grill. Spacers are not always required — install only if the mounting geometry needs it.
Have a licensed electrician hardwire the fan
The vent hood fan is typically hardwired to a dedicated 120V circuit. This is electrical work that must be done by a licensed electrician in most jurisdictions. The hood ships with wiring diagrams that the electrician will follow.
Test airflow and verify capture
Once the electrician has completed the connection, run the grill at high and the fan at high. Smoke from a quick sear should be fully captured by the hood. If smoke escapes around the perimeter, the hood is too high or the duct run is too restrictive.
Common mistakes
- Running duct through multiple 90-degree bends. Each 90-degree bend costs significant airflow. Use 45-degree sweeps or two 45s to make a turn instead of a hard 90. On long runs, oversize the duct one step up to compensate.
- Installing the hood too high for 'clearance'. Above 42" the capture efficiency drops steeply. Smoke escapes around the perimeter and grease ends up on the ceiling, not in the hood. Stay close to the 36" spec.
- Skipping the hood on 'open' pergolas that have solid panels. A pergola with any solid overhead panel traps smoke like a roof does. If overhead coverage is anything other than open sky, you need a hood.
Hands-on tips
- Plan the duct routing BEFORE the island is framed. Retrofit duct runs through a finished island are vastly harder than planning the chase during construction.
- Keep the hood's replaceable filter in mind — it needs cleaning every few months and replacement every year or two. Choose a hood model whose filter is still in production.
- If the hood is installed below an exposed wood ceiling (common with pergolas), maintain the specified clearance to combustibles. The hood runs hot and the ceiling will scorch over time if too close.
Questions people ask
Do I need a vent hood for an outdoor grill in open air?
No. Open-air installs with clear sky overhead do not need a hood. Hoods are required for any install under a roof, pergola with solid panels, or inside an enclosed cavity.
Can I use an indoor-rated vent hood outdoors?
No. Indoor hoods are not rated for outdoor environmental exposure and will corrode. Summerset's hoods are outdoor-rated with stainless construction and sealed electronics.
What CFM do I need?
Sizing depends on grill BTU and install cavity. A TRL Pro 40 under a pergola typically needs a 1200+ CFM hood. The hood manual has sizing tables — follow those rather than guessing.
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