Cardinal Heating & Air Conditioning
Sun Prairie, WI
All
$25 OFF First Time Customers.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- Unknown.
How to Redeem:Call 608-470-3876 and mention this coupon when booking.
More Details:https://www.cardinalhvac.com/oregon-electrician/Cardinal Care Club members receive 10% off service repairs.
Expires: April 1, 2026Conditions:Cardinal Care Club membership required.
Offer Features:- Membership required.
How to Redeem:Be an active Cardinal Care Club member to receive discount; mention membership at time of booking.
More Details:https://www.cardinalhvac.com/cardinal-care-club/
Ac Installation
Buy a qualifying AC and get a free furnace (Valid Feb 1 to Mar 31).
Expires: March 31, 2026Conditions:Buy a qualifying AC and get a free furnace. Valid from February 1 to March 31. Coupon must be presented prior to starting job. Cannot be combined with any other offers or discounts. Not valid for trip charge or diagnostic fee. Redeemable for one-time use per household. Valid toward standard pricing only.
Offer Features:- Qualifying AC required.
How to Redeem:GET THIS DEAL. Coupon must be presented prior to starting job.
More Details:https://www.cardinalhvac.com/coupons/Buy a qualifying AC system and get a high-efficiency furnace free. Includes Aprilaire 1210 air cleaner, programmable thermostat, and a 1-year supply of filters. Optional whole-home air purification system available (add-on $1,000+). Total stated value: $2,000-$4,000+ in savings. Available Feb 1 - Mar 31, 2026; early-bird bonus if booked and deposit paid by Feb 28, 2026.
Expires: March 31, 2026Conditions:Purchase a qualifying AC system to receive the free furnace; early-bird add-on requires booking and paying deposit by 2026-02-28.
Offer Features:- Free high-efficiency furnace (valued $800-$3,000); Aprilaire 1210 air cleaner; programmable thermostat; 1-year supply of filters; optional $1,000+ whole-home air purification system.
How to Redeem:Schedule a free estimate, purchase a qualifying AC system and pay deposit; call 608-470-3876 or schedule online. Book and pay deposit by 2026-02-28 to secure early-bird add-on.
More Details:https://www.cardinalhvac.com/two-fur-promotion/Save $25 on AC installation for first-time customers.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- Applies to first-time customers only.
How to Redeem:Call 608-470-3876 or request service online; see more specials.
Outlet, Switch And Gfci Installation And Repair
$25 off for first time customers on outlet, switch, and GFCI installation/repair.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- First time customer discount.
How to Redeem:Call 608-470-3876 to schedule and mention the $25 off coupon.
More Details:https://www.cardinalhvac.com/electrical/gfci-outlet/
Hvac Maintenance
$25 off first-time customers for air filter replacement / filter services.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- Unknown.
How to Redeem:Unknown.
Duct Services
Duct cleaning: Member price $1,350.00 (Non-member $1,500.00).
Expires: April 1, 2026Conditions:Member price; pricing does NOT include tax.
Offer Features:- Member pricing.
How to Redeem:Be a Cardinal Care Club member to receive the member price; mention membership when scheduling.
More Details:https://www.cardinalhvac.com/cardinal-care-club/
Hvac Installation
Cardinal Care Club members receive 5% off HVAC equipment replacements (up to $600).
Expires: April 1, 2026Conditions:5% off up to $600; Must be an active member for 6 months to receive equipment discount.
Offer Features:- Membership required.
How to Redeem:Must be an active member for 6 months; membership required at time of purchase.
More Details:https://www.cardinalhvac.com/cardinal-care-club/
General Plumbing
Save $25 on plumbing services for first-time customers.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- First-time customer discount.
How to Redeem:Call 608-470-3876 and mention this coupon when booking.
More Details:https://www.cardinalhvac.com/plumbing/#listOne complimentary plumbing inspection for Cardinal Care Club members, available upon request.
Expires: April 1, 2026Conditions:Complimentary upon request for Cardinal Care Club members.
Offer Features:- Complimentary inspection for members.
How to Redeem:Request the complimentary plumbing inspection as a Cardinal Care Club member.
More Details:https://www.cardinalhvac.com/cardinal-care-club/"$25 OFF for first-time customers on bathroom renovation and plumbing services.".
Expires: April 1, 2026Conditions:"First Time Customers".
Offer Features:- OfferFeatures_ERROR_BROKEN_JSON_PLACEHOLDER.
How to Redeem:"See coupons and specials on the website or contact to request service; call 608-470-3876.".
Lighting Installation And Upgrades
$25 OFF for first-time customers on indoor lighting installation and related lighting services.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- Unknown.
How to Redeem:Call 608-470-3876 and mention this offer to redeem.
Pipe Repair
$25 off first-time customers for burst pipe repair.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- First time customer discount.
How to Redeem:Call 608-470-3876 or request service online.
Drain Cleaning
$25 OFF First Time Customers — applies to drain cleaning services (premium drain cleaning, hydro jetting).
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- Hydro jetting available.
How to Redeem:Call to request the special or mention the coupon when booking.
More Details:https://www.cardinalhvac.com/stoughton-plumber/
Backflow Prevention
"$25 OFF backflow prevention services for first-time customers.".
Expires: April 1, 2026Conditions:"First Time Customers".
Offer Features:How to Redeem:"See coupons & specials page or call 608-470-3876 to redeem.".
Water Heater
Tankless water heater chemical descale and flush: Member price $169.00 (Non-member $199.00).
Expires: April 1, 2026Conditions:Member price; pricing does NOT include tax.
Offer Features:- Member pricing.
How to Redeem:Be a Cardinal Care Club member to receive the member price; mention membership when booking.
More Details:https://www.cardinalhvac.com/cardinal-care-club/$25 off first-time customers for new tankless water heater (see specials).
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- Installation.
How to Redeem:See more specials.
Indoor Air Quality Services
Dryer vent cleaning: Member price $178.00 (Non-member $200.00).
Expires: April 1, 2026Conditions:Member price; pricing does NOT include tax.
Offer Features:- Member pricing.
How to Redeem:Be a Cardinal Care Club member to receive the member price; mention membership when booking.
More Details:https://www.cardinalhvac.com/cardinal-care-club/$25 off for first-time customers on indoor air quality services.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- Air filter replacement.
- Air duct cleaning.
- Dehumidifiers.
- UV air sanitizers.
How to Redeem:Mention the $25 off coupon when booking or request via website.
More Details:https://www.cardinalhvac.com/air-quality/#list
Heating System
Save $25 off first-time customers on your next service call.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- First time customer discount.
How to Redeem:Call us to find out about our specials and coupons.
More Details:https://www.cardinalhvac.com/heating/furnace-repair/$25 off boiler services for first-time customers.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- Unknown.
How to Redeem:Unknown.
$25 OFF First Time Customers for heater installation.
Expires: April 1, 2026Conditions:First time customers.
Offer Features:- First time customer discount.
How to Redeem:Call 608-470-3876 or request service online to redeem; see more specials on site.
More Details:https://www.cardinalhvac.com/heating/installation/
Electrical Troubleshooting And Repair
$25 off for first time customers on electrical services.
Expires: April 1, 2026Conditions:First Time Customers.
Offer Features:- One-time use.
How to Redeem:Call 608-470-3876 and mention this offer to redeem.
More Details:https://www.cardinalhvac.com/electrical/
Hvac Troubleshooting
After hours HVAC diagnostic fee reduced to $175.00 for Cardinal Care Club members (regular $220.00).
Expires: April 1, 2026Conditions:Member after-hours diagnostic fee.
Offer Features:- Member pricing.
How to Redeem:Be a Cardinal Care Club member to receive reduced after-hours diagnostic fee; mention membership when scheduling.
More Details:https://www.cardinalhvac.com/cardinal-care-club/
Standby Generator Installation And Maintenance
Generator tune-up (includes tune-up kit): Member price $350.00 (Non-member $603.00).
Expires: April 1, 2026Conditions:Member price; pricing does NOT include tax.
Offer Features:- Member pricing.
How to Redeem:Be a Cardinal Care Club member to receive the member price; mention membership when scheduling.
More Details:https://www.cardinalhvac.com/cardinal-care-club/
To explore more coupons and offers, visit Cardinal Heating & Air Conditioning