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The Northwest Door Therma Tech 3500 (formerly known as Therma Tech II) garage door offers an insulation value of 10.4 and features a sandwich construction, flexible joint seal, and natural Thermal Break. With six wood grain textured panel designs to choose from, including Short Raised, Long Raised, Shaker, Country, Cottage, and Flush, you can find the perfect style for your home. These doors are hot-dipped galvanized and pre-painted in various standard colors, with Dark and Medium wood grain finishes available for selected panel designs. Customize your door further with a wide selection of window designs.
The Therma Tech 3500 is equipped with a Tongue and Groove joint between sections with Thermal Break and a Flexible Vinyl Joint Seal, ensuring excellent insulation with its 2″ thick EPS core (*R=10.4). This door comes in various panel types and sizes, including Flush Wood Grain, Short Raised, Long Raised, Shaker, Country, and Cottage Panels, giving you versatile options to complement your home. Choose from a range of attractive colors like Bright White, Brown, Almond, Sandstone, and Black, with the additional option of Dark and Medium wood grain finishes available for selected panel designs. The door is finished with a durable Baked on polyester enamel, and the U-shape loop type vinyl bottom weather seal with adjustable aluminum retainer helps enhance energy efficiency and weather protection.
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| Environmental Assurance | No Information on Environmental Assurance |
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Glass Options
Color Options
Warranty
Northwest Door warranty information
Customization
Metal Door Painting Instructions
Wood Door Finishing Requirements
Showroom Hours:
We recommend calling us in advance before visiting our showroom. This way, we can ensure our availability and dedicate time to show you our door selection.
Monday – Thursday:
8:00 AM – 5:00 PM
Friday:
8:00 AM – 4:00 PM
Garage Door Repair Hours:
Monday – Sunday:
8:00 AM – 5:00 PM
Licensed, Bonded and Insured. WA Contractor #LEXDLL*791O4
Rainier Garage Door is a Bellevue Garage Door Repair company serving the Bellevue & Greater Area including: Auburn | Bonney Lake | Bothell | Buckley | Burien | Covington | Des Moines | Edgewood | Edmonds | Enumclaw | Everett | Federal Way | Fife | Fort Lewis | Frederickson | Graham | Issaquah | Kenmore | Kent | Kirkland | Lake Stevens | Lake Tapps | Lakewood | Lynnwood | Maple Valley | Mercer Island | Milton | Monroe | Mukilteo | Orting | Parkland | Puyallup | Redmond | Renton | Sammamish | SeaTac | Seattle | Shoreline | South Hill | Spanaway | Sumner | Tacoma | Tukwila
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