HVAC Coupons & Specials in Highland, Indiana

Real discounts. No manufactured savings off an inflated price.
Collins prices installations fairly to start — these offers take money off that.

Current HVAC Deals — NW Indiana

A lot of HVAC contractors run "specials" that are really just a marked-up price walked back to market rate. Collins doesn’t work that way. Installations are priced fairly from the start, and these coupons are actual reductions on top of that. Four current offers are listed below — call to confirm availability and mention the offer when you schedule.

Free estimates on all new AC and furnace installations. See the full price before you commit — no obligation to proceed.

What Makes These Specials Different

Four things that separate a Collins discount from a typical HVAC “deal”:

  • The base price is fair. These discounts come off a price that was already reasonable — not off a number padded to make the discount look bigger than it is.
  • Free estimate before you commit. Collins provides free in-home estimates on all AC and furnace installations. You see the full price upfront — no surprise on the invoice.
  • No pressure to add services. The estimate is just an estimate. No push to upgrade equipment you don’t need or sign a service contract to get the deal.
  • Armstrong Air authorized dealer. Equipment comes with manufacturer warranty backed through Collins. Family-owned and locally based in Highland since 2005.
4.8 stars · 112 Google reviews Serving Highland, Munster, Griffith, Schererville, Dyer, St. John & Hammond
Call (219) 924-7423

Current Offers

Mention the offer when calling to schedule. Discounts apply at time of installation.

$100
Off
New AC Installation

Replace your central air system and take $100 off the total installation cost. Includes full equipment installation, Armstrong Air equipment (or comparable), and manufacturer warranty through Collins as an authorized dealer.

Free in-home estimate included — no obligation to move forward.

To redeem: Call (219) 924-7423 and mention this offer when scheduling. Discount applies at time of installation.
One per household. Cannot combine offers. Valid toward standard pricing. Call to confirm availability.
$100
Off
New Furnace Installation

Save $100 on a new furnace installation. If your system is aging out or failing, this reduces the cost of a replacement. Includes full furnace installation, Armstrong Air equipment (or comparable), and manufacturer warranty through Collins as an authorized dealer.

Bring your other estimates — Collins will give you a straight comparison.

To redeem: Call (219) 924-7423 and mention this offer when scheduling. Discount applies at time of installation.
One per household. Cannot combine offers. Valid toward standard pricing. Call to confirm availability.
$25
Off
Aprilaire Whole-Home Media Filter

Upgrade from a standard 1-inch disposable filter to an Aprilaire whole-home media filter. Installed once in your return air duct — future filter changes are simple and only needed once or twice a year.

Good for: homes with allergies, pet owners, or anyone tired of replacing disposable filters every month without seeing results.

To redeem: Call (219) 924-7423 and mention this offer when scheduling.
One per household. Cannot combine offers. Valid toward standard pricing. Call to confirm availability.
$50
Off
REME HALO Air Purification System

Save $50 on a RGF REME HALO whole-home air purification system. Mounts inside your existing ductwork and treats air throughout the entire house — reducing odors, bacteria, mold spores, and airborne contaminants.

Good for: homes with pets, allergy or asthma concerns, musty odors, or anyone who wants cleaner air without portable units in every room.

To redeem: Call (219) 924-7423 and mention this offer when scheduling.
One per household. Cannot combine offers. Valid toward standard pricing. Call to confirm availability.
Offer terms: Valid for new installations only. Limit one coupon per household per service. Cannot be combined with other offers or applied to equipment already under a quoted contract. Valid toward standard pricing. Call (219) 924-7423 to confirm availability before scheduling.

Ready to Schedule — or Just Have a Question?

Call during business hours and Collins will walk you through what applies to your situation. Straight answers, no pressure. Mon–Fri 8am–5pm · Sat 8am–Noon · Sun Closed

Call Us Directly
(219) 924-7423

A real person answers. Mention the offer when you call — no coupon code needed.

OR
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Let us know which offer you’re interested in and we’ll follow up to confirm.

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