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  • Dunn Heating and Air Conditioning Dunn Heating and Air Conditioning
    WATER FILTRATION SYSTEM INSTALLATION (PROMO CODE: WATERFILTRATION100) $100 OFF Cannot be combined with any other offers or discounts. Use coupon promo code when you call to book an appointment. Valid on standard pricing only. Redeemable for one-time use per home.
  • Dunn Heating and Air Conditioning Dunn Heating and Air Conditioning
    CLOGGED TOILET REPAIR (PROMO CODE: TOILET50) $50 OFF Cannot be combined with any other offers or discounts. Use coupon promo code when you call to book an appointment. Valid on standard pricing only. Redeemable for one-time use per home.
  • Dunn Heating and Air Conditioning Dunn Heating and Air Conditioning
    SUMP PUMP SERVICES (PROMO CODE: SUMPPUMP50) $50 OFF Cannot be combined with any other offers or discounts. Use coupon promo code when you call to book an appointment. Valid on standard pricing only. Redeemable for one-time use per home.
  • Dunn Heating and Air Conditioning Dunn Heating and Air Conditioning
    SEWER LINE REPAIR (PROMO CODE: SEWER20) Up to 20% Off Cannot be combined with any other offers or discounts. Use coupon promo code when you call to book an appointment. Valid on standard pricing only. Redeemable for one-time use per home.
  • Dunn Heating and Air Conditioning Dunn Heating and Air Conditioning
    REPIPE SERVICES (PROMO CODE: REPIPE100) $100 OFF Cannot be combined with any other offers or discounts. Use coupon promo code when you call to book an appointment. Valid on standard pricing only. Redeemable for one-time use per home.
  • Dunn Heating and Air Conditioning Dunn Heating and Air Conditioning
    WATER SOFTNER INSTALLATION (PROMO CODE: WATERSOFT100) $100 OFF Cannot be combined with any other offers or discounts. Use coupon promo code when you call to book an appointment. Valid on standard pricing only. Redeemable for one-time use per home.
  • Dunn Heating and Air Conditioning Dunn Heating and Air Conditioning
    HYDROJETTING SERVICES (PROMO CODE: HYDRO50) $50 OFF Cannot be combined with any other offers or discounts. Use coupon promo code when you call to book an appointment. Valid on standard pricing only. Redeemable for one-time use per home.

Our Current Promotions

Working To Make Your Home Comfort Affordable
  • Pre-Season Saving on 2024 Furnaces

    Save up to $1,000 on Select Furnaces!

    Get this Deal

  • $1000 Off AC Inventory Blowout Sale

    Save up to $1,000 on Your New Air Conditioner!

    Get this Deal

  • Don’t Pay For 12 Months

    Get a New Furnace Now and Don’t Pay For 12 Months!

    Get This Deal

  • Government Rebates Are Back

    Save up to $5,000 when you upgrade to a new Heat Pump

    Learn More

  • Bundle Up And Save on Total Home Comfort

    Furnace + Heat Pump + Tankless Water Heater + Digital Thermostat for $139/month

    Get This Deal

Work With Our Local Experts Contact Dunn Heating & Cooling For A Quote On Your Kitchner-Waterloo Heating, Cooling, Plumbing, Or Electrical Installation

Contact Us Today

Available 24/7 With No After-Hours Charge
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Dunn Heating and Air Conditioning Not Too Hot, Not Too Cold...Just Right
75 Rankin Street Waterloo, ON N2V 1W2
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  • BBB
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  • Consumer Choice Award 2023