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Request a Free Estimate today

FLAT ROOFING SYSTEMS

THE RIGHT SYSTEM FOR EVERY PROJECT

At Gentech Roofing, we take pride in serving our clients with the highest quality roofing material, backed by our edge-to-edge warranty. We use only high-quality materials from our trusted suppliers to ensure your roof is durable with long-lasting performance. Our team of experts are dedicated to ensuring your satisfaction and complete peace of mind. Listed below is a list of commercial roofing, industrial roofing, and institutional roofing systems. The right system type for every project! 


Contact us for a Free Roofing Estimate at 905-270-6799 or by E-Mail

Flat roofer completing repair work ion industrial roof with torch

MODIFIED BITUMEN HYBRID BUR

A Modified Bitumen Hybrid BUR roofing system combines the redundancy of traditional Built-Up Roofing (BUR) with the advanced technology of modified bitumen roofing membranes. With proper installation, care, and maintenance, this system has an average life of 20 years or more. 

Worker installing a waterproof membrane on a roof using heat and a roller.

2-PLY MODIFIED BITUMEN

 Similar in principal to the B.U.R these roofs see a life span of up to 30 years with proper scheduled maintenance. A 2-ply roofing system is durable and can cope with our harsh winter climate, foot traffic and maintenance servicing of HVAC systems.

Workers in safety gear install roofing material on a rooftop under city buildings.

4-PLY BUILT-UP (BUR)

4-Ply Built-up roofing systems (BUR) consist of multiple layers of roofing felt, secured with layers of hot asphalt, and topped with a layer of gravel. This is one of the oldest, durable and most reliable systems installed in Canada since the early 1900's. 

Aerial view of a large warehouse with trucks parked at loading docks. Warehouse flat roof repair

1-PLY SINGLE PLY ROOFING

TPO, PVC and EDPM are the three most common types of single-ply membrane systems. This is by far the most common roofing option for larger scale projects. Highly dependable, durable and economically beneficial to any building owner and manager.

FLAT ROOF ASSEMBLY TYPES

HYBRID MODIFIED BITUMEN

HYBRID MODIFIED BITUMEN

HYBRID MODIFIED BITUMEN

hybrid modified bitumen polyglass roof assembly

An innovative system with multiple assembly options. 

Resistant to tears, weathering and punctures ensuring 

long-lasting performance and complete peace of mind.

2-PLY MODIFIED BITUMEN

HYBRID MODIFIED BITUMEN

HYBRID MODIFIED BITUMEN

2-ply Modified Bitumen Assembly

A torch-applied multi-layer system combining a base and 

cap sheet. Resistant to tears, punctures and extreme weather 

conditions ensuring durability and long-term performance.

4-PLY BUILT-UP (BUR)

4-ply Built-up BUR assembly

A traditional hot mop multi-layer system with gravel surfacing. 

Built to withstand heavy traffic and harsh winter conditions

1-PLY EPDM / TPO

Single 1-ply TPO Assembly

Synthetic rubber and/or heat-welded white membrane. Durable and commonly used on large-scale commercial roofing projects.

Ready to take the next step?

Request a Project Quote. Discover what we can do for you.

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1590 Dundas Street East, Suite B6

Mississauga, Ontario

L4X 2Z2 Canada

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