Duct IQ
Your ductwork and ventilation knowledge base. Get free expert answers to your Toronto ductwork questions - HVAC ducts, duct cleaning, sealing, exhaust systems, air balancing, costs, and more.
Ask a Free Question383 questions answered
What is the price to install a kitchen exhaust duct with a roof cap in a Toronto townhouse?
Installing a kitchen exhaust duct with a roof cap in a Toronto townhouse typically costs $800–$2,500...
Ventilation Design & AirflowWhat ventilation design works best for a Toronto home with a large open kitchen and island?
For a large open-concept kitchen with an island in a Toronto home, the best ventilation design combi...
Kitchen & Bathroom ExhaustWhat exhaust ductwork do I need for a spray booth in a Toronto home workshop?
A spray booth in a residential home workshop requires dedicated, explosion-proof exhaust ductwork ma...
HVAC Duct InstallationWhere do take-off collars go on Toronto trunk ducts?
Take-off collars connect branch ducts to the trunk duct at the point where conditioned air needs to...
Duct Repair & ReplacementCan a crushed Toronto duct be repaired in place?
Yes, a crushed duct can often be repaired in place — but whether that's the right call depends on ho...
Make-Up Air SystemsWhere does combustion air come from in Toronto?
In Toronto homes with gas-fired equipment, combustion air comes from one of two sources: the surroun...
Energy Recovery Ventilation (ERV/HRV)Does my Toronto home HRV need to run during the summer when windows are open?
Running your HRV during summer in Toronto is a judgment call, but for most homes the answer is: run...
Sheet Metal FabricationDoes exposed spiral duct suit a Toronto basement?
Exposed spiral duct is an excellent choice for a Toronto basement renovation — it looks sharp, perfo...
Ventilation Design & AirflowWhat ductwork design considerations apply when adding a Toronto home elevator shaft?
Adding a home elevator to a GTA property creates a vertical penetration through every floor level, a...
Make-Up Air SystemsWhat is the best location to install a make-up air intake on a Toronto home exterior wall?
The best location for a make-up air intake on a Toronto home is on an exterior wall facing away from...
Ventilation Design & AirflowCan ductwork be designed to handle both a furnace and air source heat pump in a GTA home?
Yes — a single duct system can absolutely serve both a furnace and an air source heat pump, and this...
HVAC Duct InstallationWhat special ductwork considerations apply to a Toronto home near the Don Valley floodplain?
Homes near the Don Valley floodplain face a combination of elevated humidity, flood risk, and soil m...
Showing 12 of 383 questions
View all recent questionsPopular Questions
What is the correct way to transition from round to rectangular ductwork in the GTA?
Sheet Metal FabricationIs phenolic duct board used in Toronto residential applications?
Dryer Vent ServicesHow often should I have my dryer vent professionally cleaned in the GTA?
Sheet Metal FabricationCan sheet metal ductwork rust in a damp Toronto basement?
Duct Repair & ReplacementHow do I balance the airflow in my Toronto home without calling a contractor?
Ductwork Costs & PricingWhat is the average cost of sheet metal ductwork fabrication for a custom Toronto home?
Ductwork Costs & PricingHow much does it cost to install makeup air ductwork for a commercial kitchen in Toronto?
Ontario Codes & PermitsDoes ductwork need to be fire-rated where it passes through a Toronto home fire separation?
Make-Up Air SystemsWhat happens if I do not have make-up air for my large range hood in Toronto?
Energy Recovery Ventilation (ERV/HRV)How do I know if my Toronto home HRV core needs to be replaced?
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Ductwork Costs & Pricing
GTA ductwork pricing guidance for installations, repairs, cleaning, sealing, and system upgrades with realistic 2025-2026 cost ranges
118 questionsVentilation Design & Airflow
Duct system design using Manual D and Manual J calculations, airflow balancing, static pressure optimization, and solving hot and cold spot problems
34 questionsHVAC Duct Installation
New ductwork installation for residential heating, cooling, and ventilation systems including trunk lines, branch runs, and complete duct system design
32 questionsOntario Codes & Permits
Ontario Building Code Part 6 mechanical requirements, permit processes, TSSA and ESA regulations, fire dampers, and make-up air code thresholds
29 questionsDuct Repair & Replacement
Repairing damaged, disconnected, or deteriorated ductwork and replacing old galvanized steel, flex duct, or duct board systems
28 questionsEnergy Recovery Ventilation (ERV/HRV)
Heat recovery ventilator and energy recovery ventilator installation, maintenance, and integration with existing HVAC duct systems
24 questionsSheet Metal Fabrication
Custom sheet metal duct fabrication, transitions, plenums, register boots, and specialty fittings for residential HVAC systems
24 questionsDryer Vent Services
Dryer vent installation, replacement, rerouting, and cleaning to prevent fire hazards and improve dryer efficiency
21 questionsDuct Sealing & Insulation
Sealing duct joints with mastic and UL 181 foil tape, Aeroseal treatment, and insulating ducts in unconditioned spaces to prevent energy loss and condensation
20 questionsKitchen & Bathroom Exhaust
Range hood exhaust ducting, bathroom exhaust fan installation, and proper exterior termination for ventilation systems
18 questionsDuct Cleaning & Maintenance
Professional duct cleaning using truck-mounted equipment, NADCA standards, filter maintenance, and ongoing duct system care
18 questionsMake-Up Air Systems
Make-up air unit installation required when exhaust capacity exceeds Ontario Building Code thresholds, including tempering and interlocking controls
17 questionsRecently Asked
View allWhat is the price to install a kitchen exhaust duct with a roof cap in a Toronto townhouse?
What ventilation design works best for a Toronto home with a large open kitchen and island?
What exhaust ductwork do I need for a spray booth in a Toronto home workshop?
Where do take-off collars go on Toronto trunk ducts?
Can a crushed Toronto duct be repaired in place?
Where does combustion air come from in Toronto?
Does my Toronto home HRV need to run during the summer when windows are open?
Does exposed spiral duct suit a Toronto basement?
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