Series 6600 and 6800 Vinyl Windows

These beautiful windows are made from energy efficient, maintenance free vinyl.

Vinyl is an excellent insulator that will not blister, chip, flake, rust, rot or peel.

Standard Features

• Fully welded sash
• Sloped sill for improved drainage
• Bright White or Classic Almond colors
• Custom manufactured for an exact fit
• Single Hung / Double Hung tilt in for cleaning
• Aluminum reinforced interlocking meeting rails
• 7/8" insulated glass for optimum thermal efficiency
• Carbon steel spiral sash balances
• Sturdy aluminum-framed screen
• Dense pile weatherstripping seals out wind & water

Available Options

• Divided lites (flat or contoured)
• Safety "Night Latches" for ventilation
• "Obscure" glass for privacy
• Sound-reduction "STC" glass
• ThermalSafe laminated safety glass
• Low-E glass
• Tinted glass
• Argon gas fill

Single Hung and Double Hung windows tilt in for easy cleaning

Available in Bright White or Almond

Bay window, using 2 Double Hungs and a Picture Window

Circletops over twin Picture Windows

Picture Windows in Twin and Triple configurations

Series 6800 Double Hung

Series 6600 Single Hung

Series 6850 Picture Window

Series 6825 Double Horizontal Slider

Thermal Windows, Inc.  ·  12805 E. 31st Street  ·  Tulsa, OK 74146  ·  (918) 663-7580  ·  Fax: (918) 627-3049

Thermal Windows, Incorporated - the best vinyl windows for your Tulsa home remodeling and window replacement projects. Professional installation is performed by skilled, highly trained window install teams who live right here in Tulsa.  These are energy efficient vinyl windows. Visit our Tulsa factory showroom to see all the styles, colors and options available factory direct to you.

Vinyl thermal windows will provide your home with weather resistant and money-saving performance for years to come.

As a Tulsa homeowner you can choose from a wide range of vinyl window styles, indouble pane and triple pane glass options, including low-e and argon.

We provide expert advice regarding home improvement and replacement windows. Our installers are all factory trained and fully insured. Our customers have sent many testimonials telling us that we have the best installers in Oklahoma! A proud Tulsa company providing jobs to 200 local factory employees, and located in the heart of Tulsa, we provide quality residential replacement window installation throughout Northeastern Oklahoma, including: Bartlesville, Vinita, Miami, Sand Springs, Broken Arrow, Owasso, Nowata, Stroud, Bristow, Sapulpa, Pryor, Chouteau, Wagoner, Grand Lake, the Lake Keystone area, as well as Glenpool, Grove, Disney and Ketchum.

We offer a wide variety of quality windows that feature double-pane glass with warm edge spacers for maximum energy efficiency. They’ll keep you warm in the winter and cool in the summer. Thermal windows are as maintenance-free as windows can be. And they fold in to clean from inside your home. Our installed windows include our No Nonsense Lifetime Warranty. We also offer a Glass Breakage Warranty.