About Lumos Windows & Doors
Direct factory pricing, premium materials, and certified installation across the Greater Toronto Area.
The craft of light
Engineered for light,
built for life.
Lumos Windows & Doors brings premium, Energy Star certified windows and custom patio & entry doors directly to homeowners across Toronto and the Greater Toronto Area (GTA). Every product is manufactured for lasting performance, weather resistance, and thermal efficiency, installed directly by our certified in-house technicians.
By purchasing directly from us, you bypass traditional retail showroom markups and middleman agent fees. We deliver factory-direct pricing, custom design options, and a comprehensive lifetime warranty on frames, glass seals, and certified installation.
Direct Factory Pricing
By manufacturing directly for homeowners, we remove dealer markups, retail store commissions, and hidden overhead.
Certified Installation
Our in-house master installers ensure airtight thermal seals, perfect square fitting, and strict compliance with Ontario building codes.
Lifetime Assurance
Every window frame, insulated glass unit, and installation joint is backed by our transferable lifetime warranty guarantee.