Exterior Doors

Timberline Millwork & Supply offers high quality national brands with Alaskan service.

Therma-Tru entry door systems are the brand that most builders and remodelers prefer. Every line of doors we offer comes with a package of performance that is unrivaled in the industry.

Plastpro offers a wide selection of product styles and sizes of fiberglass entry doors, featuring renowned Hydroshield Technology™. Plastpro PF™ Frames are the only full length composite door frames in the indusrty available for Arch or Radius Top doors.

Homeowners, remodelers, architects and builders rely on Masonite for a comprehensive line of beautiful and durable entry door systems that add value to any home. The extensive line of products includes fiberglass entry doors and steel entry doors.

Codel Entry Systems has been the leading Pacific Northwest fabricator, assembler, marketer and distributor of pre-hung steel and fiberglass entry door systems and related accessories for residential homes since 1997!

Interior Doors

Timberline stocks the popular finishes of both yesterday and today. Prefinish door colors include Alpine Oak, Golden Oak, Legacy Oak, Legacy Walnut, Mendocino Oak, Natural Oak and Strand Oak. Timberline also stocks flush doors in Red Oak and Birch and primed Flush, 2, 4 and 6 panel doors.

We sell top-notch national brands: Masonite and Lynden.

Masonite combines a long standing spirit of innovation with customer focused product development making Masonite Interior Doors the #1 choice among builders, and The Brand Used Most for the last 7 consecutive years. Our extensive line of interior door products includes glass doors, French doors, and closet doors. Constantly expanding our diverse line of doors to meet any design or budget, Masonite continues to be the brand that builders, remodelers and homeowners choose most in their quest to create beautiful homes.

Lynden Door is one of North America's premier manufacturers of quality architectural, commercial and residential doors. Offering a blended product portfolio, Lynden delivers interior door products to suit a wide range of specifications and budgets. Lynden has been a leader in door design since 1978.

Commercial Doors

Timberline offers two high quality national brands of commercial doors. Both Mesker and Ceco Door have solid and exceptional reputations. Timberline can customize our hollow metal doors to fit your needs.

Mesker invented the hollow metal door more than 145 years ago. With their best-in-class fit and finish, Mesker hollow metal doors and hollow metal frames are the most rugged and durable in the commercial construction industry. Mesker doors frequently exceed architectural design specifications as well as the hollow metal door and hollow metal frame specifications of the Steel Door Institute (SDI), of which Mesker is a founding member.

Ceco Door is the world's leading manufacturer of steel and hollow metal doors and frames. Ceco supplies a full line of quality custom and standard hollow metal doors and frames for new and retrofit construction projects in the commercial, educational and healthcare markets.