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Trusted Steel Roofing & Siding Solutions in Northern Ontario
TerraStar Building Products has established itself as Northern Ontario's premier manufacturer of high-quality roll-formed steel roofing and siding products. Our strategic location on Manitoulin Island, adjacent to Highway 6, enables efficient service to Northern Ontario and beyond. Utilizing state-of-the-art computer-controlled roll-forming equipment, we deliver precision-cut metal cladding materials tailored to residential, commercial, industrial, and agricultural building applications. Our G-Rib profile combines structural integrity with aesthetic appeal, constructed from 29-gauge high-tensile steel that resists dents and minimizes expansion/contraction. We prioritize customer satisfaction through personalized service, competitive pricing, and on-time deliveries, supported by a 40-year limited warranty on primary steel products.

Our commitment to sustainability is demonstrated through recyclable materials and over 20 AKZO NOBEL 1050 cool color paint options. Custom-cut lengths up to 30 feet reduce end laps, ensuring stronger, more attractive structures. We offer comprehensive product lines including metal roofing, siding, interior liners, trims, doors, windows, and specialized agricultural systems. Our team maintains clear communication throughout projects, providing after-sale follow-ups to ensure lasting client satisfaction. With strategic distribution capabilities and technical expertise, we support building professionals in achieving durable, code-compliant constructions.
Services
Metal Roofing Metal Siding Interior Liners Trims Man Doors Overhead Doors Track Windows Fasteners Closures Cupolas
Highlights and features
  • We offer precision-cut steel products manufactured to exact building specifications
  • Our G-Rib profile combines structural strength with aesthetic design elements
  • We provide 40-year limited warranties on primary steel roofing and siding products
  • Our team delivers direct factory-to-site shipping with protective bundling
  • We maintain a comprehensive inventory of trims, fasteners, and accessories
Services
Metal Roofing
Our metal roofing systems utilize 29-gauge high-tensile steel with Galvalume coating for superior durability. Available in multiple profiles including G-Rib and EASY Shake, these roofs resist dents and weather damage while maintaining aesthetic appeal. Custom-cut lengths up to 30 feet ensure minimal end laps for enhanced structural integrity.
Metal Siding
Precision-formed steel siding solutions combine strength with visual appeal. Our 29-gauge material with silicone polyester finish resists expansion/contraction while maintaining color integrity. Available in multiple profiles to suit residential, commercial, and agricultural applications with customizable trim options.
Interior Liners
Durable interior lining systems for commercial and industrial spaces. Available in white steel G-Rib panels with matching trim components. Includes corner solutions, jamb details, and base trims for complete interior envelope systems with coordinated fastening solutions.
Custom Trim Packages
Comprehensive trim solutions for roof and wall systems. Includes eave soffit, gable fascia, corner boxes, ridge caps, and flashing components. Engineered to match panel profiles with precise dimensional specifications for watertight installations.
Agricultural Doors
Specialized door systems for agricultural applications including horse stall systems and utility doors. Available in insulated and non-insulated configurations with durable steel construction. Designed for easy installation and long-term performance in working farm environments.
Questions
What building applications do your products support?
Our steel products serve residential, commercial, industrial, and agricultural applications with specialized systems for each sector.
Do you offer custom-length building materials?
Yes, we provide custom-cut lengths up to 30 feet to minimize end laps and ensure precise fit.
What warranty options are available?
Our primary steel products carry a 40-year limited warranty with durable coating protection.
Do you supply trim and accessory components?
We offer complete trim packages including flashing, corner solutions, and closure components.
How are materials delivered to job sites?
All shipments are carefully wrapped in banded bundles for protection during transit and on-site storage.
Are your products environmentally sustainable?
Our steel products are fully recyclable with energy-efficient cool color coating options available.