A furnace replacement in Calgary is the perfect time to boost whole‑home comfort. This guide explains how add‑ons like better filtration, humidification, and smart thermostats integrate with a new system. See how these upgrades affect overall cost, and why bundling them at install can be cheaper and more effective than retrofitting later. https://www.purcellheating.ca/furnace-replacement-in-calgary-installation-cost-guide/