Sales, Services, Installation, and Planning 

Doors Unlimited of Tennessee is your one resource for Overhead Doors, Dock Equipment, and HVLS Fans. We offer a full range of residential garage doors, commercial roll-up, fire, and safety doors, giant custom industrial doors, and wide-span-protetive opening doors. Your door experts - since 1973. 

Commercial & Industrial Doors

We specialize in custom door projects for industry. Including; rollup doors for business, fire & safety doors, wide span protective opens, oversized custom jobs. 

Load Dock Equipment

We offer an verity of dock leveling equipment, supplies, and accessories including; hydraulics, air powered and mechanical dock levelers, and vehicle restraints. 

High Velocity Low Speed Fans

We offer HLVS fans ranging from eight to twenty four feet in diameter. HVLS fans use a fraction of the energy of conventional fans. Find out more and see if an giant fan is right for your space.  We work with Macroair Fans exclusively!

Residential Garage Doors

Residential Garage Doors – Yep we’ve got that!  We provide sales and service for Wooden Garage Doors, Metal Garage Doors, Insulated Garage Doors, Parts & Accessories, and Repair Service.