
AST Mechanical provides Custom Fabrication of Ventilation System ductwork, collection points, hoods, process booths & explosion protection integration.
Custom Ventilation System Fabrication
Locally owned and operated, AST Mechanical Inc. provides ventilation system fabrication services to industrial, commercial and institutional accounts. We operate a 13,000 sq.ft. facility, equipped with the most modern technology, in Burlington, Ontario, with enough space to accommodate even the largest projects.
Fully Qualified Team
Our team has fully qualified and highly-trained sheet-metal workers that work hand-in-hand with our teams of estimators, project-coordinators and engineers.
Custom Ventilation System Components
Our team is experienced in creating custom ductwork to fit into any facility. We are also experienced in creating custom solutions for unique dust, mist or fume collection points including custom fume-hood configurations, process-booths and custom machine hoods for mist collection.
Explosion Protection Integration
We can incorporate a full line of explosion mitigation products, pressure-relief valves and isolation systems into the overall ventilation system construction, including explosion vents, flameless vents, rupture discs and explosion suppression systems.

Nordfab Ducting
Nordfab only sells through an experienced and trained dealer network in Canada to ensure the exact system and performance you expect. AST Mechanical are fully qualified Nordfab ducting installers who can help you design your system, specify and provide the parts required to ensure your ducting system works properly.
The AST Group is the leading supplier of Nordfab Quick-Fit® ducting in Canada.
Fabrication & Installation Services
We offer prompt, reliable and professional fabrication services and installation services.

Custom Ventilation System Fabrication Services include:
- Ductwork Design, Fabrication, Installation
- Fan and Air Handler Supply incorporation & Installation
- Stack Design, Fabrication & Installation
- Process Booth Design, Fabrication & Installation
- Fume hood Design, Fabrication & Installation
- Explosion protection system design, incorporation & installation