Commercial Hood and Grease Duct Permits in South Florida
- Endless Life Design

- Jun 1
- 6 min read
Updated: Jun 21
A commercial kitchen hood is the heart of a restaurant's safety and ventilation, and installing one is heavily permitted mechanical and fire-protection work. Across Miami-Dade, Broward and Palm Beach, a hood, its grease duct and its suppression require permits and fire-marshal review. Endless Life Design secures the approvals on your behalf. Call (305) 680-3283.
In This Guide
Why a Commercial Hood Needs a Permit
Mechanical Exhaust and Make-Up Air
Grease Duct, Suppression and the Fire Marshal
Where Hood Permits Apply
How Endless Life Design Secures Your Approval
Why a Commercial Hood Needs a Permit
A commercial hood captures grease-laden smoke and exhausts it safely, and a failure here is a direct fire risk — so its installation is permitted, closely inspected work across Miami-Dade, Broward and Palm Beach. The hood, ductwork and suppression are tied into the certificate of use, so the kitchen cannot open without them.
Nothing about this work is routine, and none of it should be done off the record. Endless Life Design permits and coordinates every element. Call (305) 680-3283.
Mechanical Exhaust and Make-Up Air
The hood must be sized to the cooking line, exhaust calculated to capture effluent, and balanced with make-up air so the kitchen and dining room function correctly. Our in-house licensed engineers prepare the sealed mechanical design the reviewer requires.
An unbalanced system pulls doors shut, starves the building of air, or fails to clear smoke. Endless Life Design engineers it to perform. Call (305) 680-3283.
Grease Duct, Suppression and the Fire Marshal
The grease duct must be welded, sloped and enclosed to a fire-rated standard, and a hood suppression system is required and reviewed by the fire marshal. These life-safety elements are inspected before the kitchen operates.
We design the duct and suppression to standard and coordinate fire-marshal review, so the system protects the building. This orchestration across departments is the heart of what Endless Life Design provides.
Where Hood Permits Apply
Restaurants, commercial kitchens, bakeries, breweries, hotels, banquet halls, commissary and ghost kitchens, schools and hospitals across Miami-Dade, Broward and Palm Beach all require permitted hood and grease-duct systems.
Each is a permitted, fire-marshal-reviewed installation tied to the certificate of use. Endless Life Design handles the full path. Call (305) 680-3283.
How Endless Life Design Secures Your Approval
Through our Government Permit Processing Service ($4,500), Endless Life Design files the mechanical and fire-protection permits, documents the engineered hood, duct and suppression, coordinates fire-marshal review across the Miami-Dade, Broward or Palm Beach system, and secures the approval on your behalf — then coordinates inspection through to the certificate of use.
You receive a hood system that is engineered, permitted, fire-marshal-approved and inspected — a kitchen cleared to open.
Type One and Type Two Are Different Machines
The classification decides everything after, with the grease-producing appliances demanding the welded Type One systems while heat and steam equipment qualifies for the lighter Type Two, the menu and appliance schedule translated into hood class before any equipment is priced, and the misclassified kitchen spared the replacement a wrong guess produces, the taxonomy applied at concept, the exhaust built once because its category was right from the start.
The exhaust is built once because its category was right from the start. Endless Life Design classifies hoods from the appliance schedule. Call (305) 680-3283 for kitchens engineered to the correct type. The menu and appliance schedule translate into hood class at concept.
The Suppression That Kills Fire and Fuel Together
The protection is an interlocked system, with the wet chemical suppression tied to shut down the fuel and energy beneath the hood the instant it discharges, the nozzles aimed to the listed coverage of each appliance, and the interconnection proven at the acceptance test, the choreography of the bad moment engineered completely, the kitchen defended by a system that extinguishes and disarms in the same second.
The kitchen is defended by a system that extinguishes and disarms in the same second. Endless Life Design commissions suppression with witnessed acceptance. Call (305) 680-3283 for protection proven before the first flame. Nozzles aim to the listed coverage of each appliance.
The Duct Welded Liquid-Tight
The grease run is a pressure vessel for vapor, with the ducts welded continuous and liquid-tight to carry what condenses inside, the joints inspected before concealment, and the leak that feeds a hidden fire designed out at fabrication, the metalwork held to its special standard, the building safe above the ceiling because the duct was built to contain its own residue forever.
The building is safe above the ceiling because the duct was built to contain its own residue forever. Endless Life Design builds grease ducts to the welded standard. Call (305) 680-3283 for runs tight from hood to fan. Joints are inspected before any ceiling conceals them.
The Doors That Let the Cleaners In
The access is dictated by geometry, with the cleanout openings placed along the duct at the intervals and turns the code prescribes, the future degreasing made physically possible at construction, and the panels located where service crews can actually reach them, the maintenance designed into the metal, the system cleaned for decades through doors the installer was required to leave behind.
The system is cleaned for decades through doors the installer was required to leave behind. Endless Life Design places access exactly where the code draws it. Call (305) 680-3283 for ducts that can be served, not just built. Panels land where service crews can actually reach.
The Fan That Lifts the Grease Skyward
The termination is a specialized machine, with the upblast exhaust fans discharging vertically, hinged for cleaning, and wired to the system's logic, the rooftop unit selected from the listings the code accepts, and the discharge geometry keeping the plume off the roof, the final component chosen as carefully as the first, the kitchen exhaling through equipment built for exactly this dirty work.
The kitchen exhales through equipment built for exactly this dirty work. Endless Life Design specifies listed fans hinged for real maintenance. Call (305) 680-3283 for terminations that serve and clean.
The Air That Must Replace What Leaves
The exhaust creates a debt, with the makeup air systems returning what the hood removes so doors do not whistle and pilots do not starve, the balance engineered between supply and exhaust, and the tempered air introduced where comfort and combustion both survive, the building's breathing reconciled, the kitchen working at full fire because every cubic foot removed was repaid by design.
The kitchen works at full fire because every cubic foot removed was repaid by design. Endless Life Design balances makeup air into every hood project. Call (305) 680-3283 for exhaust that never suffocates the room. Tempered air arrives where comfort and combustion both survive.
The Wrap That Stands In for the Shaft
The clearance to combustibles is solved by listed systems, with the fire-rated duct wraps and field-applied enclosures substituting for masonry shafts on qualifying runs, the products installed to their listings with the overlaps and banding the approvals specify, and the inspection verifying a system rather than a blanket, the modern solution executed precisely, the duct crossing the building inside a protection the listing itself designed.
The duct crosses the building inside a protection the listing itself designed. Endless Life Design installs rated enclosures to the letter of their listings. Call (305) 680-3283 for clearances solved the certified way. Overlaps and banding follow the approvals to the letter.
The Cleaning Certificates the Fire Marshal Reads
The maintenance leaves a paper trail, with the periodic cleanings documented by certificates and stickers the inspectors check, the frequency set by the cooking volume the standards assign, and the records kept where the marshal expects them, the housekeeping converted into evidence, the restaurant passing its inspections because its grease history was written down by professionals on schedule.
The restaurant passes its inspections because its grease history was written down by professionals on schedule. Endless Life Design sets up compliant cleaning programs at opening. Call (305) 680-3283 for kitchens with their proof on file. Frequency follows the cooking volume the standards assign.
The Home Appliance That Disqualifies the Kitchen
The residential shortcut fails commercially, with the household ranges and recirculating hoods unable to satisfy the commercial code regardless of the menu's modesty, the cafe's domestic equipment flagged at plan review or worse at inspection, and the appliance schedule specified commercial from the first sketch, the category error avoided entirely, the small kitchen approved because its equipment was honest about the building it lives in.
The small kitchen is approved because its equipment was honest about the building it lives in. Endless Life Design specifies commercial equipment from the first sketch. Call (305) 680-3283 for cafes built on the right appliances.
A Kitchen Cleared to Open
A commercial hood protects a kitchen and everyone in it, and its design and permit record must be beyond question. With Endless Life Design securing the mechanical and fire approvals across Miami-Dade, Broward and Palm Beach, the kitchen opens on schedule. Call (305) 680-3283 to begin.
Related Permit Resources
Continue exploring: ADA Ramp Permits in South Florida • Shed and Accessory Structure Permits in South Florida • Commercial Fire Sprinkler and Suppression Permits in South Florida • Pool Resurfacing and Equipment Permits in South Florida • Ready to secure your approvals? Explore our Government Permit Processing Service or call (305) 680-3283 today.




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