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1-10 Carlow Ct, Whitby, Ontario L1N9T7, Canada

Got a marine project on the go?

KING Starboard Sold Here

Turn your vessel into something special with King Starboard HDPE sheets, readily available for sale in Ontario!

An ISO 9001:2015 Certified Company

When you work with MAS plastics you are working with a company who confidently implements an ISO 9001:2015 certified quality management system. We are committed to making sure your projects get completed on time with no defects. We strive to exceed your expectations and are committed to continuous improvement.

We have the capacities and the manpower to help you set the blueprint for your idea. We'll help you throughout production to ensure that your product is delivered on time and on budget. We'll also remain dedicated to servicing you through in-field support and after-sales follow-up.

Complex problems require creative solutions. At MAS plastics, we have some of the best problem solvers in the game. For over 35 years, we've been helping a wide array of customers, from large corporations to small businesses and homeowners find the answers they need.

Our service is paramount to our success. As they say, we always measure twice and cut once. So, whether it's helping to design a prototype, helping to find the correct material for the job or simply finding just the right valve or fitting for you, we're happy to be of service.

Plastic fabrication in Ontario, GTA and Durham region

MAS Precision Plastics (MAS) provides fabrication solutions designed to transform ideas and visions into genuine realities. We're one of Ontario's largest full-service suppliers of Industrial Plastics and thermoplastic piping. Proudly, we offer our customers a full range of high quality, in-stock items, as well as our innovative machinery and expertise in completing customized fabrications.

Over the past 25 years, we've built a solid reputation with our customers by supplying unique products at affordable prices. As a full-service supplier, we work with our customers on everything from designs, prototypes, fabrications, to even purchasing, repairs, and installation. We have helped find solutions for an extensive list of clients, including governments, marinas, the pharmaceutical industry, food processing industry, and the film industry. We also provide an array of services to small businesses and homeowners.


Recent Projects

Clear Face Shield

April 6, 2020

Our readily available universal COVID-19 Face Shield CIPW 1240 – Clear Plastic Face Shield You can buy our clear plastic face shields online and locally.…

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Acrylic Gas mixer

September 13, 2019

We always like a challenge and this project was no walk in the park. A laboratory required a come shaped vessel that had PVC paddles…

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Sediment Interceptors

September 13, 2019

Ah we all remember the huge tanks. Our apprentice welder Mike certainly does at least. This bad boy measured in at over 15′ tall and…

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We're open to the public

Our shop is located on a quiet court in Whitby Ontario just north of highway 401. We've always got time for a customer so if you've got a question in regards to plastic sheet, rods, and tubes, a project you're working on or you simply want to come see what we're all about, come pay us a visit! 

We're open 8 AM - 5 PM on weekdays.