Thermal Windows OKC

Thermal Windows OKC Thermal Windows is Oklahoma's leading manufacturer of energy-efficient windows and doors.

Based in Tulsa, Oklahoma, Thermal Windows is in its fifth decade of quality window design and production. We manufacture energy-efficient aluminum and vinyl windows, sliding glass doors and terrace doors.

Founded by the late Bob G. Pool in 1979, the company has grown steadily over the past three decades. Headquarters and manufacturing operations in Tulsa, Oklahoma occupy 235,000 sq.ft. Thermal

has 200 employees, and ships its products throughout the USA. There are company showrooms in Tulsa and Oklahoma City, as well as dealers in nearly every state.

Style is the first feature of a window that you see; quality is what you live with. Although there is an aspect of the v...
02/18/2026

Style is the first feature of a window that you see; quality is what you live with. Although there is an aspect of the visual appeal of a window, performance has a far greater impact on the comfort and satisfaction of homeowners on a daily basis. Properly constructed windows quietly regulate the temperature, moisture, and airflow in a home at all times.

Lower quality windows may initially appear normal, but the potential for problems arise as the months go by due to drafts, condensation, and difficulties opening and closing. High quality construction eliminates many of these potential issues before they even begin.

When you choose windows based on performance, you will have fewer surprises, fewer repairs, and an all-around more comfortable home.

When choosing replacement windows, it is easy to get caught up in the features of the product (grid patterns, finishes, ...
02/16/2026

When choosing replacement windows, it is easy to get caught up in the features of the product (grid patterns, finishes, etc.). While these add to the window's visual appeal, they have a minimal impact on the overall long-term performance.

What truly matters is the quality of the materials used, the level of insulating properties within the window, and the skill of the installation team.

The ideal window will provide the homeowner with minimal drafts, control over temperature, and a quieter and more comfortable home in every season.

Turn a seasonal patio into a four season room. Low E insulated glass cuts harsh heat in summer and keeps warmth in durin...
02/13/2026

Turn a seasonal patio into a four season room. Low E insulated glass cuts harsh heat in summer and keeps warmth in during winter, creating usable space every month.

From dated to current in one project. New windows clean up sight lines, brighten interiors, and improve insulation, givi...
02/11/2026

From dated to current in one project. New windows clean up sight lines, brighten interiors, and improve insulation, giving your home a twenty year jump in both style and performance.

A bigger, efficient kitchen window turns chores into downtime. Expanded glass and better insulation cut glare and drafts...
02/09/2026

A bigger, efficient kitchen window turns chores into downtime. Expanded glass and better insulation cut glare and drafts while making the whole space feel open and updated.

Black windows instantly update brick and stone façades while insulated glass helps keep indoor temperatures steady. It i...
02/02/2026

Black windows instantly update brick and stone façades while insulated glass helps keep indoor temperatures steady. It is a design choice that pays off every day on your energy bill.

Love the classic divided light look but not the cold drafts? Modern insulated glass and slim frames deliver the same sty...
01/31/2026

Love the classic divided light look but not the cold drafts? Modern insulated glass and slim frames deliver the same style with better comfort and energy performance.

Those dramatic eyebrow windows are not just for show. With modern insulated glass, they capture daylight while helping c...
01/29/2026

Those dramatic eyebrow windows are not just for show. With modern insulated glass, they capture daylight while helping control heat gain and loss, so the room stays comfortable all year.

Replacing aging units with modern insulated glass transforms the whole atmosphere while cutting energy loss through the ...
01/28/2026

Replacing aging units with modern insulated glass transforms the whole atmosphere while cutting energy loss through the walls.

Due to the inclement weather forecast, our offices will be closed tomorrow, January 24, 2026.
01/23/2026

Due to the inclement weather forecast, our offices will be closed tomorrow, January 24, 2026.

Let the light flood into your home through our Sliding Glass Doors! High performance glass helps you enjoy the view with...
01/21/2026

Let the light flood into your home through our Sliding Glass Doors! High performance glass helps you enjoy the view without sacrificing comfort or efficiency.

Upgrading old windows can significantly raise your home’s value and comfort. Modern energy-efficient windows seal out dr...
12/16/2025

Upgrading old windows can significantly raise your home’s value and comfort. Modern energy-efficient windows seal out drafts, reduce noise, and cut energy costs while refreshing your home’s appearance inside and out. Buyers see new windows as a sign of quality and care, making your property more appealing and competitive in today’s market.

Contact our sales team to learn more about energy-efficient window upgrades.

Address

6405 NW 23rd St
Bethany, OK
73008

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm
Saturday 9am - 1pm

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