630-999-9008

Current Specials & Savings



We know that cash is tight, so Harmonic offers several finance options. Including 3-months 6-months or 12-months "Same As Cash". (For a limited time only.)
Or choose 9.9% for 10 years

"Same As Cash"

Take 6 OR 12 months "Same As Cash" financing. That's right, NO PAYMENTS and NO INTEREST for up to 12 months. Call today for details.



Take $250 OFF the installation of a new Armstrong Furnace or A/C.
- or -
Take $500 OFF the installation of a new Armstrong Furnace + A/C COMBO! (For a limited time only.)

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$50 OFF

(regular price)

New Ecobee(6)Premium Smart Thermostat.

Get Yours Today

$50 OFF

(regular price)

RGF or i-Wave Air Cleaners

Let's Get Started

$25 OFF

Furnace Cleaning

Schedule Today


Fall / Winter Installation Specials

New Furnace Replacement
Installed for as Low as:


Up to 1700 sqft for $52/mo

70K BTU Standard-Efficiency Furnace

Up to 2200 sqft for $54/mo

90K BTU Standard-Efficiency Furnace

Up to 2700 sqft for $57/mo

110K BTU Standard-Efficiency Furnace

Up to 3200 sqft for $59/mo

135K BTU Standard-Efficiency Furnace


While Supplies Last · Cash discounts are available

A/C & Furnace Combo
Installed for as Low as:


Up to 1700 sqft for $110/mo

2.5 Ton A/C w/ 70k btu Furnace

Up to 2200 sqft for $117/mo

3.0 Ton A/C w/ 90k btu Furnace

Up to 2700 sqft for $134/mo

4.0 Ton A/C w/ 110k btu Furnace

Up to 3200 sqft for $143/mo

5.0 Ton A/C w/ 135k btu Furnace


While Supplies Last · Cash discounts are available






AC & Furnace Combo - Now As Low As $94 per Month

Fall & Winter Deals

Take advantage of lower prices while you can! Get a FREE ESTIMATE!
*When using our FREE ESTIMATE tool, you can choose a FREE ACCESSORY for your installation.

Web Exclusive 1 - Take $50 OFF a new Ecobee(6)Premium Smart Thermostat

Web Exclusive 2 - Take $50 OFF the purchase of a "RGF RemeHalo" or "i-Wave" Air Cleaner to (eliminate airborne pollen and other particulates to make your home healthier.)

Ask about SEASONAL REBATES! You may qualify for OVER $1000 in Rebates!

Join the Rock Star Program Today

Take advantage of Our

3-month, 6-month or 12-month
Same-As-Cash Financing.

Several finance options available. Contact for details.


Take $250 OFF the installation of a new Armstrong Furnace or A/C.
- or -
Take $500 OFF the installation of a new Armstrong Furnace + A/C COMBO!

(For a limited time only.)




Our Current Specials

Take advantage of lower prices while you can! Get a FREE ESTIMATE!

When you using our FREE ESTIMATE tool, you can choose a FREE ACCESSORY for your installation.

Take $50 OFF Ecobee(6)Premium Smart Thermostat

Smart Thermostat's put you in control.

Take $50 OFF the purchase of a "RGF RemeHalo" or "i-Wave" Air Cleaner

(eliminate airborne pollen and other particulates to make your home healthier.)

Book Now!

Install a new BASIC 40g Hot Water Heater for LESS THAN $24/Mo


Install a new High-Efficient 40g Hot Water Heater for LESS THAN $39/Mo


Install a TANKLESS Hot Water Heater for LESS THAN $71/Mo (for 1.5 bath home)


Book Now!

SAVE MORE when you're a "Rock*Star"

Join the Rock*Star Plan!