Made in Canada
Manufactured in Camrose, Alberta
40+ Years Field Proven
Installed across Canada and the US
CSA Certified
HOM, MAC, MOH, HAC and HAC-F lines
Extreme Climate Engineered
Built for Canadian winters and wide temp swings
Shop by Application
Find the Right Product for Your Job
All 38 Hoyme products, organized by application, from standard fresh air dampers to Belimo large-duct series.
Controls · Pairs with any Hoyme damper
ADP Relay Adaptors & PFS
Pre-wired interlock relays for millivolt and 120 Vac safety circuits, exhaust fans, furnace fans, gas dryers and timers. Colour wiring diagram in every box.
Shop All Controls →
Flue
Flue Dampers
Spring-open fail-safe flue dampers for gas and oil appliances. CSA certified up to 12", up to 30" for commercial boilers.
Fireplace & Hearth Dealers
The HAC-F reduces standby heat loss on gas fireplaces and inserts where the appliance manufacturer permits a vent damper.
Belimo Series
Belimo: On/Off & Modulating
On/off spring return and 2 to 10 VDC modulating actuators for round duct, 6" to 20". BAS/DDC compatible.
Belimo Series
Belimo: Floating & Fire/Smoke
Tri-state floating point, plus Belimo fire and smoke actuators. The HAC-90 and HAC-80 are not listed fire or smoke damper assemblies.
Combustion Air
Combustion Air
CSA certified dampers and hoods for gas and oil appliance combustion air. The appliance cannot fire until the damper proves open.
Shop Combustion Air →
Hoods
Hoods & Terminations
Exterior wall terminations for fresh air intakes and exhaust outlets.
Shop Hoods →
Specialty & Passive
Specialty & Passive
Back draft, back pressure, manual balance, extended shaft and custom rectangular dampers.
Air Exchangers
Air Exchangers
84% sensible effectiveness, no electricity, no defrost cycle. NRC Canada tested. An HRV alternative for forced-air homes.
Shop Air Exchangers →Why Hoyme
Built for the Trade
For over 40 years, Hoyme has designed and built motorized HVAC dampers, relay adaptors and fresh air components in Camrose, Alberta. Every product is engineered to install cleanly, meet code and perform in new builds, retrofits and extreme climates.
Components that install quickly, wire clearly and last for decades.
Faster Installation
Clean wiring, simple mounting and consistent components that save installers time on every job.
Serviceable in Place
Field-replaceable motors, switches and springs mean a failed part is a quick swap, not a new damper.
Reliable Stock & Supply
Manufactured in Camrose and stocked at HVAC wholesalers, with predictable lead times for contractors.
Inspector-Friendly Design
Model-specific wiring diagrams and instructions in every box, so the install matches what the inspector expects.
See why contractors and wholesalers in Canada and the US choose Hoyme.
Why Choose Hoyme →Get Started
Three Steps to the Right Damper
Browse Products
Find the right motorized damper or relay adaptor for zone control, fresh air, make-up air, HRV/ERV, combustion air and flue. All 38 products, organized by application.
View Product Catalogue →Get the Wiring Right
Colour wiring diagrams and step-by-step installation instructions for every Hoyme product, free in the Technical Library.
View Installation Guides →Order Through Your Wholesaler
Buy on your existing wholesaler account, or order direct here. Not sure who stocks Hoyme near you? We'll check for you.
How to Buy →Available Through
Stocked at HVAC Wholesalers Across Canada
Order Hoyme products on your existing wholesaler account. No direct account required.
Not sure if your wholesaler carries Hoyme?
Call 1-800-661-7382 and we'll confirm stock at your nearest location or arrange supply through your preferred distributor.
Find a Wholesaler Near You →Field Notes
Practical Answers From Real Jobs
Wiring, sizing and code questions, answered by the team that designs and builds Hoyme dampers.
Motorized Flue Damper: Why It Closes When Powered and What Happens If It Does Not Open
Read the article →
What Belongs in a Motorized Damper Specification, and What Most Specs Leave Out
Read the article →
How to Spec a Zone Control Damper System: Sizing, Actuators, and Bypass
Read the article →Get Field Notes by Email
One practical article a week on damper wiring, sizing and code, written for contractors.
Ready to Order
The Right Damper, the First Time.
Order through your wholesaler account, or call technical support with your application, duct size and appliance type and we'll confirm the right product before you order.