+5% Tax • Shipping calculated at checkout.
U.S. Duties/Taxes, if applicable, may be due at time of delivery.
Pickup available at 75 Blue Mountain St #3, Coquitlam
Usually ready in 24 hours
Not sure this fits your furnace? Call us — we're happy to help
The iHarmony Zone Controller is a high-performance HVAC control board designed to manage multi-zone heating and cooling systems with precision. This advanced circuit board acts as the central brain for your climate control setup, allowing for customized temperature settings in different areas of a home or building. Featuring modulating ignition capabilities, it communicates directly with compatible furnaces and air handlers to adjust heating output dynamically, ensuring maximum energy efficiency and consistent comfort. If your current system is experiencing uneven temperatures, unresponsive zones, or ignition failure, this replacement zone control board is essential for restoring reliable operation and balanced airflow throughout your residential or light commercial HVAC system.
Our team is happy to help you verify compatibility before you order. We'll confirm it fits your specific furnace model.
1-778-759-9864Mon–Sat 8AM–5PM PT · Or email parts@bcfurnace.com
Compatible parts and related replacements
Yes. The 446-099 is a genuine Lennox OEM part, sourced from an authorized Lennox parts distributor. This Control Board is backed by our 100% compatibility guarantee — if it doesn't fit your furnace, we'll make it right.
The easiest way is to match the part number (446-099) with your furnace model number. Visit the homepage and enter your model number in the search bar — our system will show all compatible Control Boards for your specific unit. You can also call our technicians at 1-778-759-9864 for free compatibility verification.
Most Control Boards including the 446-099 ship within 1–2 business days from our warehouse. We ship across Canada and the United States, and worldwide, with tracking on every order. For urgent furnace repairs, contact us at 1-778-759-9864 for expedited shipping options.
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. Control Boards orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 446-099 is in stock before visiting.
Still not sure this is the right part? Call 1-778-759-9864 and we will check your model number with you.
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