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Comprehensive HVAC Services in Downers Grove, IL

Eco Temp HVAC‘s Downers Grove team provides complete heating, cooling, and air quality service across both village ZIP codes (60515 and 60516) — furnace and AC repair, boiler installation, ductless mini splits, heat pumps, and water heaters, for homes and businesses from the Belmont station corridor to the neighborhoods south of 63rd Street. We’re a licensed Illinois HVAC contractor (License TGC119983), insured and bonded, with NATE-certified technicians, a 4.9-star average across 288+ Google reviews company-wide, and a dispatch line answered by a live person 24/7 — with no premium charges for nights, weekends, or holidays.

Few towns ask more range of an HVAC company than this one. Downers Grove has 68 confirmed Sears catalog kit homes — plus dozens more from Harris Brothers, Wardway, and Aladdin — an 1880s historic core near downtown, postwar ranches and split-levels, two-story colonials, and new construction filling in between. A century-old kit home near the Main Street Metra station and a 1990s two-story off 75th Street fail differently and get fixed differently: the older core runs boiler heat, retrofitted ductwork, and rooms no central system was designed to reach, while the postwar neighborhoods run the classic split-level imbalance on equipment generations past the original. We service all of it, and we size every replacement with a Manual J load calculation instead of trusting a nameplate that may have been wrong in 1985.

Call (224) 253-8131 or book your Downers Grove service online.

A car with a blue and green wrap on it with a polar bear on the side.

Expert Heating Services in Downers Grove, IL

DuPage winters expose every weak component a heating system has, and our heating services cover all of them — forced air and hydronic alike:

Furnace Repair: Ignitors, flame sensors, blower motors, short cycling — diagnosed with written pricing and usually fixed in one visit from parts on the truck. No-heat calls are dispatched as emergencies, day or night. Furnace repair in Downers Grove.

Furnace Installation: Manual J-sized, permit handled, installed in a day for most straightforward swaps. Standard installations run $4,500–$8,500 before rebates on qualifying high-efficiency equipment. Furnace installation in Downers Grove.

Furnace Maintenance: The fall tune-up that catches the cracked ignitor before the coldest week of the year does. Furnace maintenance plans.

Furnace Replacement: When repair math stops making sense, we show you both numbers in writing and let you decide. Furnace replacement options.

Boiler Installation: A specialty, not a sideline — common in the village’s historic core and kit homes. As a Navien Service Specialist we install everything from conventional replacements to high-efficiency combi systems ($6,500–$15,000 by system type). Boiler installation in Downers Grove, IL.

Boiler Repair & Maintenance: Cold radiators, pressure drift, seized circulators — hydronic failures forced-air companies misdiagnose, fixed by technicians who specialize in them. Boiler repair and boiler maintenance.

New Boilers: A well-installed boiler routinely outlasts two or three furnaces. Explore new boiler options.

Learn More: What’s the better option for my home — a boiler or a furnace?

No heat right now? Call (224) 253-8131 — live answer, 24/7, no overtime charges.

Reliable Air Conditioning Services in Downers Grove, IL

Chicagoland summers are short but serious, and the AC failure list is predictable — failed capacitors, refrigerant leaks, frozen coils, condensers past their expected life:

AC Repair: Same-day whenever possible, diagnostics $89–$150 credited toward the repair, most fixes completed in one visit. AC repair in Downers Grove.

AC Installation: Central AC installations run $5,500–$9,500 depending on tonnage and SEER2 tier, sized by Manual J, with every eligible rebate identified during the free estimate. AC installation.

AC Maintenance: The spring cleaning that keeps a July breakdown from happening. AC maintenance plans.

AC Replacement: Honest repair-versus-replace math, in writing, before you decide. AC replacement options.

Learn More: How to choose the best air conditioning company.

We install and service quality AC equipment from these manufacturers:

As a top-rated American Standard Customer Care Dealer, we’re factory-backed on one of the most common lines in DuPage County — but no brand gets turned away. Don’t see yours? Contact us or call (224) 253-8131. Learn more about our cooling services.

Our Downers Grove Office

Eco Temp HVAC
Address: 1001 31st St Unit 100, Downers Grove, IL 60515
Phone: (224) 253-8131
Open 24/7
Email: info@ecotemphvac.com
Rated 4.8 stars by Downers Grove homeowners on Google — local dispatch means same-day appointments are the norm, not the exception. Book online and we’ll confirm your window.

Efficient Water Heater Services in Downers Grove, IL

A cold shower is how most water heater failures announce themselves — and most repairs are same-visit fixes:

Water Heater Repair: Thermocouples, elements, thermostats, gas valves — diagnosed and usually repaired in one visit. Water heater repair.

Water Heater Installation & Replacement: Same or next-day for most tank swaps, $1,500–$6,500 depending on type and venting. A tank body leaking from internal corrosion can’t be repaired — we’ll tell you honestly which situation you’re in. Installation and replacement options.

Tankless Water Heaters: Endless hot water and roughly double a tank’s lifespan — and as a Navien Service Specialist, we’re factory-trained on the most popular tankless line in the Chicago market. Learn more about tankless.

Water Heater Maintenance: DuPage County’s hard water makes the annual flush the cheapest life-extension a tank can get. Maintenance plans.

Indoor Air Quality Solutions in Downers Grove, IL

Downers Grove homes spend the heating season sealed tight, which makes indoor air quality an equipment question:

Air Cleaners: Whole-home filtration that removes dust, pollen, and pet dander at the system level — the biggest single upgrade for allergy households. Air cleaner solutions.

Humidifiers: Whole-home humidity for the dry furnace months that crack woodwork and skin alike — a real consideration in the village’s older plaster-walled homes. Humidifier options.

UV Lights: Installed at the coil, where biological growth actually starts. UV light solutions.

Duct Cleaning: Honest assessments — not every home needs it, and we’ll say so. Duct cleaning services.

Heat Recovery Ventilators: Fresh air without throwing away the heat you paid for. HRV services.

Ductless Mini-Splits & Heat Pump Services in Downers Grove, IL

This is where Downers Grove’s housing stock and modern technology meet. The village’s kit homes, historic core, finished attics, and additions were never built for central ductwork — and ductless mini splits deliver zoned heating and cooling without opening plaster walls. Meanwhile, cold-climate heat pumps now heat efficiently through DuPage winters and qualify for federal tax credits up to $2,000 plus ComEd rebates.

Ductless Mini-Split Services (Downers Grove)

  • Design & Installation: Right-sized heads, line sets, and placement for additions, sunrooms, finished basements, split-level problem floors, or whole-home zoning — $4,500 single-zone to $22,000 multi-zone, before incentives. Ductless mini-split services in Downers Grove.
  • Repair & Maintenance: Fast diagnostics, leak checks, and coil cleanings to restore capacity and protect the warranty.
  • The Diamond Elite Difference: As a Certified Mitsubishi Diamond Elite Contractor, qualifying new Mitsubishi systems we install carry an additional 2 years of manufacturer warranty on top of the standard 10 — 12 years total, coverage exclusive to Diamond Elite contractors. We also install Daikin and other cold-climate hyper-heat models with Wi-Fi smart controls.

Heat Pump Services (Downers Grove)

  • Installation & Replacement: SEER2/HSPF2-rated systems sized with Manual J calculations for both heating and cooling loads, in ducted or ductless configurations — $7,500–$20,000 before incentives, with dual-fuel options that pair a heat pump with your existing furnace for the coldest nights.
  • Repair: Same-day service for no-heat, icing, defrost failures, short cycling, and airflow issues. Heat pump repair in Downers Grove.
  • Maintenance: Refrigerant checks, defrost cycle verification, and coil cleaning — a heat pump runs year-round, so maintenance matters twice as much.

Get a Ductless/Heat Pump QuoteSee Illinois Heat Pump Rebates

Learn More: Learn More: Do heat pumps work for heating in Chicagoland winters?

Radiant Heat Flooring Installation in Downers Grove, IL

The natural companion to a boiler-heated home — warm floors, silent operation, no ductwork. Our hydronic expertise makes radiant heat flooring installation a genuine specialty rather than a subcontracted add-on, whether you’re finishing a basement or renovating a bathroom in one of the village’s older homes.

Smart Thermostat Installation in Downers Grove, IL

The right thermostat depends on your system — heat pumps, dual-fuel setups, and multi-stage furnaces all have compatibility requirements a big-box install misses. We install and configure smart thermostats matched to your equipment: Ecobee, Nest, Honeywell T9, and American Standard smart thermostats.

HVAC Maintenance Plans in Downers Grove, IL — Furnace & AC Tune-Ups

The cheapest repair is prevention. Our Eco Home Program starts at $19.95 per month paid yearly ($24.95 monthly, additional systems from $9.95/month) and covers scheduled furnace maintenance each fall and AC maintenance each spring, standard filters, an equipment and safety inspection on every visit, 10% off qualifying repairs, a $100-per-year credit toward a future new system, $50 off the diagnostic fee, and priority scheduling when a heat wave or deep freeze has every system in the village running flat out. Annual maintenance also helps satisfy manufacturer warranty requirements on newer equipment.**

HVAC Duct Services in Downers Grove, IL

Your equipment is only as good as the ducts that carry its work — a real consideration in a village full of retrofitted older homes:

HVAC Duct Repair: Crushed, disconnected, and leaking runs reconnected and replaced.
Duct Sealing & Maintenance: Typical duct systems leak 20–30% of the air they carry; sealing pays for itself on the utility bill.
HVAC Duct Installation: New runs and full systems, properly sized.
Custom Ductwork Solutions: For the homes standard duct kits were never designed for — kit homes included.

Commercial HVAC Services in Downers Grove, IL

Downers Grove’s commercial footprint is bigger than its downtown suggests: the Esplanade at Locust Point office corridor off Butterfield Road, the Ogden Avenue dealership strip, the medical offices clustered around Advocate Good Samaritan — the village’s largest employer — and the storefronts and restaurants of the downtown core. Our commercial HVAC in Downers Grove covers all of it: rooftop units, commercial boilers, split systems, make-up air, custom ductwork, and preventative maintenance contracts that keep a dealership showroom or restaurant dining room from losing a peak weekend to dead equipment — with the same written pricing discipline, scaled to commercial timelines.

Learn More About Our Commercial HVAC Services

How long will a small commercial geothermal installation take?

An HVAC technician working on installing a new air conditioning unit outside a suburban home in Downers Grove, IL.

Why Choose Eco Temp HVAC for Your HVAC Services in Downers Grove, IL?

Every contractor claims it; here’s what we can show:

  • Verifiable credentials: Illinois contractor license TGC119983, NATE-certified technicians, and three manufacturer certifications earned through ongoing training and audited customer satisfaction — American Standard Customer Care Dealer, Navien Service Specialist, and Certified Mitsubishi Diamond Elite Contractor.
  • Proof in public: A 4.9-star average across 288+ Google reviews company-wide, including 4.8 stars at the Downers Grove location itself — plus a 100% satisfaction guarantee and a 1–2 year labor warranty on installations, system-dependent.
  • Real prices, published: Diagnostics $89–$150, credited toward your repair. Common repairs $150–$450; blower motors and control boards $400–$1,100; major repairs $1,500–$3,500+. New equipment: furnaces $4,500–$8,500, central AC $5,500–$9,500, boilers $6,500–$15,000, heat pumps $7,500–$20,000, ductless $4,500–$22,000, water heaters $1,500–$6,500 — before ComEd and Nicor rebates and federal tax credits that can cut $1,000–$8,000 from qualifying projects. Written, itemized, no hidden fees.
  • Process that respects you: Technician photo alert before arrival, written pricing before work begins, follow-up after the job to make sure it stays fixed.

Frequently Asked Questions About HVAC Service in Downers Grove, IL

What Downers Grove homeowners ask about our local team, older-home capability, permits, costs, and coverage.

Our Downers Grove service location is at 1001 31st St, holding a 4.8-star Google rating from the homeowners it serves. Local dispatch means a no-heat call from either ZIP code isn't waiting on a truck from across Chicagoland — same-day appointments are the norm.

Yes — and the village keeps us in practice. Downers Grove's Sears kit homes and historic core come with boiler heat, retrofitted ducts, plaster walls, and rooms central systems never reached. We repair and replace the boilers, evaluate what ductwork can honestly do, and install ductless systems where invasive retrofits would damage what makes these homes worth keeping.

Equipment replacements and new installations in the Village of Downers Grove typically require a permit through the village's community development department. We handle the process on installations we perform — application, fees, and inspection coordination — so the work is documented for your records and any future sale.

The honest test is repair cost against remaining life: a modest repair on a mid-age system is nearly always worth it; a four-figure repair on equipment past 15 years usually isn't. Your technician puts both numbers in writing, and the diagnostic fee credits toward whichever path you choose.

Yes — every day of the year, with a live person answering the dispatch line and no overtime charges for nights, weekends, or holidays. Emergency no-heat and no-cooling calls are routed to the nearest available technician from the Downers Grove team.

The Eco Home Program, starting at $19.95/month paid yearly: scheduled spring AC and fall heating cleanings, standard filters included, 10% off qualifying repairs, a $100/year credit toward a future new system, $50 off the diagnostic fee, and priority scheduling during peak seasons.

Yes — flexible financing on approved credit for installations and major repairs, including promotional plans on qualifying systems, and it stacks with ComEd and Nicor rebates and federal tax credits your equipment qualifies for.

The Downers Grove team covers the full village plus Woodridge, Willowbrook, Hinsdale, Oak Brook, and the surrounding DuPage County communities. Anywhere along the I-88/I-355 corridor, call and dispatch will confirm your address.

Contact Us for HVAC Services in Downers Grove, IL

Three ways in, any hour. Call (224) 253-8131 — live answer, 24/7, never a phone tree. Book your service online and we’ll confirm your window. Or email info@ecotemphvac.com for estimates and non-urgent questions. Have your system type and the symptom ready when you call — it puts the right technician with the right parts at your door. If you smell gas, leave the house first and call Nicor’s emergency line before anyone else. For everything else: our team dispatches from the Downers Grove service location on 31st Street, and same-day appointments are usually available.

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If you're looking for a tech-savvy company that will keep you in the loop, Eco Temp HVAC is the perfect choice. We use notification reminders to make sure you know when your appointment is, and we even provide a picture of your tech so you know who to expect. We make HVAC Easy, Breezy, Done! ✅

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You're why we do what we do!

We’re proud to say that our reputation for quality work and friendly service has allowed us to grow from a small, family operation into one of the most trusted Downers Grove HVAC companies. And you’re the reason why we do it!

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Our Promises To You!

100% Money Back Guarantee

You will get our trained pre-screened contractors and a two-year money-back guarantee on all services. Unlike other organizations with lengthy hidden terms and conditions, ours is straightforward, with no small fonts for you to read.

Background Checks!

You will get contractors who have been thoroughly vetted and drug tested for your safety and that of your family, home, and employees. Unlike other companies, we demand random testing and checks on everyone who enters your home, company, or property.

BBB A+ Rating

You will receive service from Eco Temp HVAC, a local company that has an A+ rating from the Better Business Bureau and has passed the most stringent quality tests and regulations that only around 2% of all HVAC providers can meet. Quality and safety matter to us because it matters to you!

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Call the heating and cooling pros at Eco Temp HVAC today for all your residential and commercial heating and cooling needs. From smart thermostats to complex HVAC systems design, we do it all!

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Proudly Serving Downers Grove and surrounding suburbs

Eco Temp HVAC stands as a beacon of excellence for furnace repair and comprehensive HVAC services in Downers Grove, and the Northwest Suburbs. Our seasoned technicians are adept at servicing a variety of heating systems, encompassing furnaces, boilers, heat pumps, and beyond. Beyond just repairs, we’re proud to offer installation, maintenance, and replacement services, guaranteeing your HVAC systems deliver peak performance all year round. Our unwavering dedication to superior quality and unparalleled customer care solidifies our status as a trusted HVAC service pillar in the Downers Grove IL community.

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