Thermal King Quality Replacement Doors Exclusively from Thermal Construction
Thermal King exclusive insulated steel security doors come in almost as many styles and color choices as you can imagine. Hardware to fit your decor and Thermal Construction's expert installation combine for a beautiful doorway for your home custom fit to your taste and budget.

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Thermal King Replacement Doors
With Our Steel Door program you get:

Whether a front entrance, garage, side door or a rear service door, all of your entrance doors need to be strong and secure. Extra thick .030" steel acts as a strong barrier!

Your investment in a new entrance door should be a lasting investment. We back our product by the strongest warranty in the industry.

Energy Efficiency
We provide a true barrier door which minimizes heat gain in the summer and wards off cold in the winter. Your home will be more comfortable year round. Triple insulation with a thick polyurethane core 3 to 5 times better than solid wood.

Style & Beauty
The door will enhance the appearance and value of your home.

Special Features
• Outstanding combination of energy savings, security, durability, beauty and low maintenance.
• Our 22 gauge doors have 48% more steel and are 10lbs heavier than competitor's doors.
• Steel sheets interlock along entire length of door for strength.
• Interlock and a hot glue seal also creates a thermal break.
• Replacement or builders jamb installation.
• Unaffected by moisture.
• Superior impact resistance.
• Resists cracking, splitting and warping.
• Composite rail system surrounds all four sides.
• Non-porous protection against water damage.
• Strong, true square-edge construction.

Lifetime Limited Protection
From the moment our door is purchased, it is under our limited lifetime warranty.
A home owner's investment is safe.