DDAN Hood Cleaning and Repair
Portland Commercial Fan and Hood Installation Services
Industrial-grade exhaust systems built for Portland's hardest-working kitchens. Heat-rated motors, heavy-duty belts, and bulletproof grease containment. Free on-site estimates.
Licensed, Bonded & Insured • NFPA 96 Compliant • Since 2006
Planning a new kitchen or upgrading your exhaust system? We do free on-site surveys to spec exactly what you need.
FREE ON-SITE SURVEY
No Obligation Estimate
Complete Installation Services for Portland Kitchens
Exhaust Fan Installation for Portland Restaurants
Whether you're replacing a burned-out fan or upgrading to a higher-CFM unit, we handle sizing, wiring, mounting, and code compliance.
New Fan Installation
Complete install on new or replacement rooftop upblast fans. Includes roof curb, hinge kit, wiring, and startup testing. Direct drive and belt drive configurations available.
Fan Replacement & Upgrade
Swap undersized or failed fans with properly rated units. We calculate CFM requirements based on your hood size and cooking volume to spec the right replacement.
Fan Accessories
Hinge kits, speed controllers, disconnect switches, motor covers, and grease cups installed with every fan. Every accessory is NFPA 96 compliant.
Our Fan Installation Process
Site Survey
We measure your hood, ductwork, and rooftop access. Calculate CFM requirements for your cooking volume.
Spec & Source
We spec the right fan for your system and source from our supplier network. Most common sizes in stock locally.
Install & Test
Licensed installation with hinge kit, wiring, and startup testing. Full written service documentation for your records.
Portland's massive industrial and manufacturing base drives immense, rapid lunch rushes that push aging exhaust fan motors past their breaking point. The diners and fast-food restaurants along Highway 109 that feed this workforce run their fryers relentlessly, causing frequent bearing failures and snapped belts in standard-duty fans. We install heavy-duty, heat-rated 3-phase motors with sealed bearings and commercial-grade notched V-belts that survive the sustained punishment Portland kitchens dish out — especially during the brutal summer months when ambient rooftop temperatures compound the strain.
Need to browse specific fan models and parts? See our exhaust fan parts catalog for Portland.
Complete Kitchen Exhaust System Installation in Portland
Turnkey builds for new restaurants, renovations, and kitchen expansions. Hood, ductwork, fan, fire suppression — one contractor, one warranty.
- Type I or Type II exhaust hood canopy (custom-sized)
- Grease ductwork with fire-rated access panels
- Rooftop upblast exhaust fan with hinge kit
- Electrical wiring and disconnect
- Startup testing and airflow balancing
- UL 300 fire suppression system (coordinated)
- Make-up air integration
- Code-compliant grease containment
- Permit coordination with Portland Fire Department
- Full documentation package for inspectors
Typical Timeline
3-7 business days depending on system size, duct run complexity, and building access. Single fan installs are often same-day.
What We Coordinate
We work with your general contractor, electrician, and fire suppression sub. One point of contact for the exhaust scope.
Portland Permits
We handle local permit applications and schedule the final inspection with the Portland Fire Department to verify NFPA 96 compliance.
The Portland Fire Department rigorously enforces NFPA 96 compliance across all commercial kitchens, with a particular focus on the high-concentration industrial corridor and high-traffic diners that serve the local manufacturing workforce. Due to the heavy use of industrial metal roofing throughout Portland, our installations include custom curb adapters and proper flashing to create watertight fan mounts on metal surfaces. Every system gets full grease containment that satisfies both fire code and Portland Public Works wastewater regulations.
Browse individual system components in our parts catalog for Portland.
Make-Up Air Unit Installation for Portland Kitchens
Your exhaust system can't function without balanced airflow. When MUA fails, doors slam, gas appliances backdraft, and fans lose efficiency.
Gas-Fired Heated MUA
Required for Tennessee winters. Direct gas-fired heating prevents freezing drafts and dangerous negative pressure. Properly sized units maintain comfortable kitchen temperatures year-round.
Untempered / Passive MUA
Budget fresh air supply for mild seasons and supplemental use. Belt or direct drive options. Effective when heating isn't required but airflow balance is still critical.
MUA Retrofit & Replacement
Upgrading undersized or failed units. We calculate CFM balance between your exhaust and make-up air to eliminate negative pressure and bring your system up to current code.
Why Make-Up Air Matters
Supporting Installation Services in Portland
The components that keep your whole system code-compliant and inspection-ready.
Access Panel Installation
NFPA 96 requires fire-rated access panels every 12 feet of horizontal duct and at every change of direction. We install code-compliant panels in all duct types.
Learn more →Grease Containment Systems
Rooftop grease boxes, containment trays, absorbent pads, and 360° grease gutters. Protect your roof and pass inspection.
Learn more →Ductwork Modifications
New duct runs, extensions, transitions, and repairs. Fire-rated construction with proper grading for grease drainage.
Electrical & Controls
Disconnect switches, speed controllers, VFDs, and wiring for exhaust and MUA systems. All work meets NEC and local electrical codes.
Trusted by restaurants, churches, schools, and institutions across Middle Tennessee since 2006.
Who We Serve
Restaurant Owners & Managers
Opening a new restaurant, renovating your kitchen, or expanding your cooking line? We handle the full exhaust installation — permitted, inspected, documented. Need exhaust system repair instead?
(615) 881-6968 →General Contractors & Kitchen Consultants
Need a licensed exhaust subcontractor for a commercial kitchen build-out? We coordinate with your team, pull our scope, and deliver turnkey exhaust systems on schedule. Browse our parts catalog.
Contractor Line: (615) 881-6968 →Why Portland Restaurants Choose DDAN for Installation
Highway 109: Feeding the Industrial Workforce
The diners, fast-food chains, and meat-and-three restaurants along Highway 109 serve Portland's massive manufacturing and logistics workforce. These kitchens face immense, rapid lunch rushes that standard exhaust equipment can't handle. We install systems built for sustained high-output — oversized ductwork, heavy-duty fans with sealed 3-phase motors, and grease containment rated for the extreme volumes these fryers produce.
Industrial Parks: Commissary & Cafeteria Specialists
Portland's expansive industrial and logistics parks include commissary kitchens and corporate cafeterias that operate on steady, all-day cycles rather than peak restaurant rushes. These environments require exhaust systems balanced for continuous airflow with make-up air units that keep the workspace comfortable even during Tennessee's hottest months. We design and install systems specifically for institutional duty.
Downtown Portland: Classic Southern Kitchen Upgrades
Portland's downtown diners and classic Southern restaurants have been feeding the community for decades, but many of their exhaust systems haven't been updated in just as long. Heavy carbon and grease buildup from years of high-heat cooking requires aggressive cleaning before a modern system can be installed. We handle the full transition — deep clean, new ductwork with access panels, upgraded fan, and proper grease containment.
Portland Commercial Kitchen Compliance
The Portland Fire Department rigorously enforces NFPA 96 compliance across all commercial kitchens, with particular focus on the high-concentration of industrial facilities and diners where fire risk is elevated. Every installation must include proper hinge kits on upblast fans, fire-rated access panels on ductwork, code-compliant grease containment, and properly sized make-up air. Our installations are built to pass on the first inspection.
City of Portland Public Works strictly monitors wastewater and F.O.G. levels, directly penalizing restaurants for poor rooftop grease containment. We install grease containment from the start so you're compliant on both fire and environmental codes before you open.
Learn more about NFPA 96 standards and what they mean for your kitchen.
Portland Installation Service Area
We install exhaust systems across Portland and all surrounding communities. Free on-site estimates for every project.
Frequently Asked Questions — Portland Installation
What type of exhaust fan holds up best in Portland's high-volume industrial lunch rush environment?
For the relentless volume that Portland's manufacturing workforce demands, we recommend heavy-duty belt-drive upblast fans with heat-rated 3-phase motors and sealed bearings. These units handle continuous high-heat operation without the premature bearing failures and belt snapping that destroy lighter-duty fans. We spec every fan for your actual cooking output, not the bare minimum.
Does DDAN coordinate with the Portland Fire Department on new exhaust system inspections?
Yes. We handle all permit applications and schedule the final NFPA 96 inspection directly with the Portland Fire Department. Our installations include every component inspectors check — hinge kits on upblast fans, fire-rated access panels at every duct direction change, code-compliant grease containment, and complete documentation. We build to pass on the first walkthrough.
Can you install an exhaust system in a Portland industrial commissary or manufacturing cafeteria?
Absolutely. Institutional kitchens in Portland's industrial parks require exhaust systems built for sustained, steady output — different from the peak-and-valley cycles of restaurants. We size ductwork, fan CFM, and make-up air for continuous all-day operation, ensuring proper airflow balance and code compliance for these demanding environments.
How does Portland's summer heat affect rooftop exhaust fan performance and installation choices?
Ambient rooftop temperatures in Portland during July and August can exceed 140 degrees F on dark roofing surfaces. This extreme heat accelerates motor bearing failure and belt degradation in standard fans. We install motors with Class H insulation rated for high ambient temperatures and use heat-resistant belts designed for continuous summer operation on Tennessee rooftops.
What are the City of Portland Public Works requirements for grease containment on my roof?
Portland Public Works strictly monitors wastewater and F.O.G. levels. Grease leaving your rooftop fan and reaching storm drains triggers direct penalties. We install multi-layer grease containment systems — high-capacity boxes, absorbent pads, and drip trays — as part of every installation, ensuring you're compliant before you serve your first customer.
Don't Wait Until You're Fined or Shut Down!
Whether you need a heavy-duty fan replacement for your Portland diner, a complete exhaust system for a new industrial cafeteria, or an emergency motor swap before the lunch rush, DDAN Hood Cleaning and Repair has the parts and the crew to get it done.
Call Now: (615) 881-6968
