Kolbe & Kolbe Millwork Co. 
One of the nation's leading manufacturers of premium windows and doors. After 60 years, our products are known for superior quality, custom craftsmanship, attention to detail, as well as innovative and unique designs. The extensive product line includes extruded aluminum clad, roll-formed aluminum clad, wood and vinyl windows and doors, as well as fiberglass doors. Available in a wide array of sizes and styles, with many options to choose from.
Pella Corporation
The revolutionary, award-winning Pella® Impervia® product line, manufactured from Duracast® — the strongest, most durable material available in windows and doors — is now available for non-residential and multi-family projects. Pella’s exclusive five-layer Duracast fiberglass composite material offers the durability of aluminum, the energy efficiency of wood, and a price that is competitive with vinyl.
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See also: 08 1540 - Fiberglass and PVC Doors (Commercial)
Kolbe & Kolbe Millwork Co.
One of the nation's leading manufacturers of premium windows and doors. After 60 years, our products are known for superior quality, custom craftsmanship, attention to detail, as well as innovative and unique designs. The extensive product line includes extruded aluminum clad, roll-formed aluminum clad, wood and vinyl windows and doors, as well as fiberglass doors. Available in a wide array of sizes and styles, with many options to choose from.
Pella Corporation
The revolutionary, award-winning Pella® Impervia® product line, manufactured from Duracast® — the strongest, most durable material available in windows and doors — is now available for non-residential and multi-family projects. Pella’s exclusive five-layer Duracast fiberglass composite material offers the durability of aluminum, the energy efficiency of wood, and a price that is competitive with vinyl.