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NTI Logo with red window design next to large navy letters "NTI" and smaller text below that reads "Nashville Tempered," highlighting expertise in windows, backyard doors, and front doors. window and doors
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expert door solutions

Custom Entry Doors & Patio Doors for Ontario Homes

  • Clear Pricing
  • Realistic Timelines
  • Quality Products
  • Expert Installation
  • 25-Year Warranty

Built locally with Canadian materials, installed by experienced professionals with a full range of styles and insulation levels.

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NTI WINDOWS & DOORS

PROUDLY CANADIAN OPERATED & OWNED

NTI WINDOWS & DOORS

PROUDLY CANADIAN OPERATED & OWNED

NTI WINDOWS & DOORS

PROUDLY CANADIAN OPERATED & OWNED

NTI A two-story stone house with large black double doors, arched windows, a balcony, and various tools and plants arranged near the entrance. Elegant sliding doors open to the backyard, blending indoor comfort with outdoor charm. window and doors

entry doors

A Front Door That Performs as Well as It Looks

Your entry door is the first thing visitors see and the last line of defense against Ontario weather. NTI entry doors are custom built with Canadian materials for durability, energy efficiency, and curb appeal.

  • Custom designs to match your home's architecture
  • Steel and fiberglass options
  • Energy-efficient cores and weatherstripping
  • Professional installation and finishing
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NTI View through large backyard doors showing a modern kitchen with white cabinets, an island, stainless steel appliances, and wooden flooring. window and doors

entry doors

Patio Doors That Slide Smoothly and Seal Tightly

NTI patio doors operate on a slim-profile track with steel-reinforced frames for strength and longevity. Available in 2-panel, 3-panel, and 4-panel configurations with custom sizes.

  • Smooth, lightweight operation
  • Slim profile for maximum glass and natural light
  • Steel reinforcement inside the extrusion for a stronger frame
  • Wide range of energy-efficient glazing options and decorative grilles
  • Custom sizes available
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serving gta & beyond

Service Areas

Hamilton
Burlington
Toronto
Greater Toronto Area

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Expert Window & Door Solutions Built For You

Canadian-made, energy-efficient products and custom doors. Clear pricing. Realistic timelines. 5-star rated across our Google reviews.

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