
FURNACES
Expert Furnace Installation & Repairs in the Mississauga Area to Keep Your House Warm and Cozy
Don’t let the cold catch you off guard. At D&A Mechanical LTD, we bring 30 years of heating expertise and G1 certification to every job. Whether it’s a new furnace install or emergency repairs, we deliver safe, efficient warmth that lasts all winter.
Who Is This Service For?
Waking up to a freezing house? Furnace cycling non-stop, or worse, not at all? Our furnace services are designed for homeowners who demand dependable heat, energy efficiency, and quick solutions when things go wrong.
TOTAL HEATING CARE
Reliable Furnace Solutions from Start to Finish
We fine-tune your entire heating experience. Here’s what we offer to keep your home consistently comfortable:
Furnace Installation
Upgrade to a high-efficiency furnace that’s built to handle Canadian winters, installed with care.
Fast Furnace Repairs
From ignition issues to weak airflow, we diagnose and fix problems quickly to restore your heat without delay.
Seasonal Maintenance
Prevent breakdowns and costly repairs with annual checkups designed to extend lifespan.
READY WHEN YOU NEED US
Experiencing an Emergency? We Move Fast to Restore Your Heat
Heating emergencies can’t wait, and neither do we. Our Mississauga-based team is on standby for urgent service calls, often arriving the same day. Just reach out, and we’ll be on our way with tools, parts, and answers.

FREQUENTLY ASKED QUESTIONS
What Homeowners Ask Us Most About Furnace Service
Choosing the right furnace solution can feel overwhelming, especially when you’re facing cold nights and urgent decisions. That’s why we’ve gathered the most common questions our customers ask and provided clear, honest answers to help you move forward.
Yes, but we help you protect that investment with smart, honest guidance and energy-saving options that lower monthly costs.
Perfect. We’ll only recommend replacement if absolutely necessary. Otherwise, we’ll fix what’s there, efficiently and affordably.
We aim for same-day service in urgent cases, especially in freezing conditions.
Every tech is fully licensed, insured, and experienced with all major furnace makes and models.
Not on our watch. We treat your home with the same respect we’d want in ours: neat, clean, and careful.
TAKE THE FIRST STEP TODAY
Let’s Make Your Home the Perfect Temperature
Whether it’s freezing outside or sweltering hot, your home should always feel just right. Upgrade your comfort—no more sweating through summer or layering up indoors in winter.