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Serving York Region since 1973

905-727-2323
Summers & Smith Heating & Cooling Ltd.

Cooling

Air conditioner installation

Beat the heat with an efficient, properly sized cooling system.

A new air conditioner keeps your family comfortable through the hottest days of the year and can meaningfully lower your cooling costs. We properly size and professionally install high-efficiency central air and ductless systems for quiet, even cooling in every room, all completed by our own certified technicians.

The right A/C for your home

Air conditioner sizing is a science, not a guess. An oversized unit cools the air quickly but shuts off before it removes humidity, leaving your home cold and clammy while wearing out the compressor with frequent starts. An undersized unit runs constantly and never quite catches up on the hottest days.

We calculate the proper cooling capacity for your home based on square footage, insulation, windows, and layout, so you get reliable, efficient, and comfortable cooling that lasts.

  • Accurate cooling-load sizing for your home
  • High-efficiency Lennox and Daikin systems
  • Quiet operation, even on the hottest days
  • Clean, professional installation by our own team

What to expect from your installation

What to expect from your installation

From your free in-home consultation to the final walkthrough, we make the process simple. We'll provide a clear written quote, remove your old equipment, install your new system to code, and make sure everything is running perfectly before we leave, then we handle your warranty registration and any rebate paperwork.

Brands we trust

LennoxDaikin

Frequently asked questions

How much does a new air conditioner cost?+

Pricing depends on the size and efficiency of the system and your home's specifics. Try our instant estimate tool for a quick range, or book a free consultation for an exact quote.

What size air conditioner do I need?+

The right size depends on your home's square footage, insulation, windows, and layout. We perform a proper cooling-load calculation rather than guessing, which ensures efficient, comfortable operation.

Do high-efficiency air conditioners qualify for rebates?+

Many do. We identify every rebate and manufacturer promotion your new system qualifies for and handle the paperwork on your behalf.

Equipment we install

Popular air conditioners chosen by York Region homeowners

View all equipment

Lennox

Lennox Merit ML14XC1

  • Up to 17 SEER efficiency rating
  • ENERGY STAR® Certified
  • Designed for efficient durability and dependable performance, even in harsh conditions
Lennox Merit ML14XC1

Lennox

Lennox Elite EL16XC1

  • Up to 17 SEER efficiency rating
  • High-efficiency, single-stage air conditioner
  • Comfortably quiet sound-dampening system
Lennox Elite EL16XC1

Lennox

Lennox Elite EL17XC1

  • Up to 17.4 SEER efficiency rating
  • Sound-dampening system with a precision-balanced, direct-drive fan
  • Designed to weather the harshest elements
Lennox Elite EL17XC1

Daikin

Daikin DC3SE

  • Up to 14.5 SEER 2 efficiency rating
  • Energy-efficient compressor
  • High efficiency scroll compressor
Daikin DC3SE

Daikin

Daikin DC5SE

  • Up to 16.5 SEER 2 efficiency rating
  • ENERGY STAR® Certified
  • Supports the 2023 DOE Energy Conservation Standards
Daikin DC5SE

Daikin

Daikin DX17VSS FIT

  • Up to 17.2 SEER efficiency rating
  • Compatible with Daikin ONE+ smart thermostat
  • High-density compressor sound blanket
Daikin DX17VSS FIT

Daikin

Daikin DX18TC

  • Up to 19 SEER efficiency rating
  • Enhanced efficiency when matched with a Daikin gas furnace
  • Acoustically engineered for quiet operation
Daikin DX18TC

Ready for reliable comfort?

Get an instant estimate online or book an appointment with our team today.