Custom Plastic Window Components - Extruded Plastic Window Part Solutions | Preferred Plastics

Custom Plastic Window Components

Custom Plastic Window Components

Our plastic window components are used for construction & building applications.

Preferred Plastics is an industry-leading extruder of custom plastic window components. Over the past 40 years, we have earned a reputation for extruding high quality plastic window components to meet our clients’ most exacting specifications. Our innovative extruding processes are supported by superior customer service and a commitment to producing parts that meet highest quality standards and are delivered on time and on budget.

Some of the thermoplastic window components we extrude are:

  • Trim
  • Weather strips
  • Frames
  • Tubing
  • Profiles
  • Channels

Extruded Plastic Window Solutions

At Preferred Plastics, a key component of our turnkey extrusion and finishing services is our dedicated customer support from your initial call through delivery of the finished product. We work with you to ensure that your part’s tooling and engineering is accurate before manufacturing begins.  Our turnkey capabilities include:

  • Two manufacturing facilities with a total of 200,000 square feet of capacity. Our 38 technologically advanced extruders provide the capability for profile extrusion, co-extrusion, crosshead, and tube extrusion services.
  • Sizes from small components to larger, structural profiles.
  • Quantities from prototypes to short runs and full production runs
  • In-house tooling design and manufacturing
  • Wide range of thermoplastic materials, including PVC, ABS, HIPS, HDPE, TPU, and TPE. We also offer custom compounding.
  • Custom part configurations, including metal on the inside, cloth on the outside, multi-colored profiles, dual durometers, textured surfaces, and other configurations
  • Physical testing during and after production to ensure consistency in product quality and that product specifications are met
  • Finishing services, including cutting, drilling, notching, punching, trimming, welding, stamping, and custom packaging
  • ISO 9001:2015 certified manufacturing

We utilize sustainable, environmentally-responsible manufacturing practices, to minimize waste and maximize energy efficiency in our manufacturing.

At Preferred Plastics, we are committed to manufacturing high quality parts that meet your expectations, are delivered on time and on budget – all supported by superior customer service. We understand that the components and parts we deliver you are critical to the performance of your finished products and that the quality of our products impacts the quality of your products – and that it’s your reputation on the line. It’s that commitment that keeps our customers coming back.

Call today to see how we can help you! Kentucky Facility: (502) 935-3070 / Michigan Facility: (269) 685-5873


Plainwell, MI

800 E Bridge St
Plainwell, MI 49080

(269) 685-5873

Louisville, KY

8301 Cane Run Rd
Louisville, KY 40258

(502) 935-3070