HVAC replacement, explained honestly.
Real cost ranges, rebate breakdowns, and straight repair-or-replace advice for North Shore and northwest-suburban homes. No pressure, no mystery numbers - just the answers homeowners ask us most.
Cost Guides
What a new furnace really costs on the Chicago North Shore in 2026: price ranges by home size and efficiency, what's included, and red flags to avoid.
Boiler replacement cost in Illinois for 2026: hot-water vs steam, standard vs high-efficiency condensing, and what drives the price in older North Shore homes.
Central AC replacement cost on the North Shore in 2026: price ranges by size and SEER2, the R-22 factor, and what a fair, itemized quote should include.
What replacing a furnace and AC together costs in 2026, why bundling usually saves money, and how a matched system stacks up on efficiency and rebates.
Tankless water heater cost in Illinois for 2026: unit and install price ranges, gas and venting factors, and whether tankless pays off for your home.
Rebates & Tax Credits
Heat pump cost in Illinois for 2026 and the rebates that offset it: typical installed ranges, ComEd incentives, and the honest picture after the 25C credit's end.
A plain-English guide to ComEd and Nicor Gas HVAC rebates in 2026: which equipment qualifies, typical amounts, trade-ally rules, and how to actually claim them.
The federal 25C HVAC tax credit ended December 31, 2025. Here's what that means for 2026 installs, who can still claim it, and the incentives that remain.
Repair or Replace
An honest framework for repairing vs replacing a furnace: the $5,000 rule, the 15-year mark, safety flags, and when a repair is genuinely the smarter spend.
When to repair vs replace a central air conditioner: the age and cost math, the R-22 refrigerant trap, and how to avoid paying twice for the same problem.
System Comparisons
Boiler vs forced-air heating in older North Shore homes: comfort, cost, and what your home's existing radiators, ductwork, and venting realistically support.
An honest cold-climate look at heat pump vs furnace for Chicago-area homes, including where dual-fuel makes sense and where a gas furnace still wins on cost.
Timing & Lifespan
Why replacing an aging furnace before the October rush beats waiting for a January no-heat call: scheduling, comfort, and avoiding emergency-season pricing.
How long furnaces last in Illinois and the signs a 15-20-year furnace is living on borrowed time - from rising bills to cracked heat exchangers.
Buyer's Guides
A practical ductless mini-split guide for North Shore homes with no ductwork: where they shine for additions and room conversions, cost, and honest limits.
Why like-for-like HVAC swaps waste money and comfort, and how a Manual J load calculation right-sizes your furnace, AC, or heat pump - explained in plain English.