- Family-owned & operated
- Proudly serving Durham Region for 30+ years
From humid summer heatwaves to bone-chilling winter blizzards, we provide a clear, common-sense approach to keeping your property comfortable. Our licensed technicians specialize in upfront diagnostics, honest advice, and precision technical work across six core areas:
Stay warm through severe cold snaps with high-efficiency gas furnace updates, professional gas line runs, custom sheet metal duct balancing, and rapid emergency troubleshooting.
Defeat intense summer humidity with our seasonal cooling tune-ups, prompt diagnostic leak fixes, and high-efficiency air conditioning installations optimized to lower your electricity bills.
Minimize your home’s monthly energy costs using advanced cold-climate air-source heat pumps or versatile ductless mini-split arrays that deliver quiet comfort down to -30°C.
Ensure endless hot water using traditional storage tank setups or efficient, on-demand tankless water heater retrofits sourced from industry leading manufacturers like Navien and Rinnai.
Enhance your living space with gorgeous Continental gas fireplaces, meticulously connected by our certified crew alongside code-compliant fuel lines and preventative safety checkup services.
Protect your mechanical investments with upfront diagnostic troubleshooting checks, responsive breakdown fixes, and detailed multi-point safety tune-ups optimized for all residential comfort equipment brands.
We know Oshawa’s varied residential architecture well. Whether optimizing custom ductwork in older, character-filled properties downtown and near Lakeview Park, or installing efficient dual-fuel heat pumps in the rapidly expanding sub-divisions throughout Taunton and Windfields, our team delivers precision solutions. Our fully equipped diagnostic trucks route through your community daily, providing rapid home comfort support whenever you call.
Why risk structural system failures during sudden Ontario cold snaps or intense summer humidity spikes? Connect with the Twintech team today to map out a clear, free replacement estimate, coordinate your annual preventative checkup, or secure fast mechanical relief.
