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Window Replacement Choices

Casement Windows
Opens outward 90 degrees with a crank handle. The most airtight operable window. Best all-around choice for energy efficiency.

Awning Windows
Hinged at the top, opens outward. Lets fresh air in even during rain. Great for basements and bathrooms.

Picture Windows
Fixed window that does not open. Maximum glass, maximum light, best airtightness. Custom shapes available.

Single Hung Windows
Fixed top sash, sliding bottom sash. A classic, budget-friendly choice for traditional homes.

Double Hung Windows
Both sashes slide and tilt inward for easy cleaning. Ideal for tall, narrow openings.

Fixed Casement Windows
Non-opening window that matches the casement frame lines. Pairs cleanly with operable casements.

End Vent Slider Windows
Large fixed centre with sliding ends. Wide views plus ventilation from both sides.

Single Slider Windows
One fixed panel, one sliding. Simple, reliable, easy to operate. Good for wide openings.

Double Slider Windows
Both panels slide and tilt in for cleaning. Practical choice for main-floor rooms.

Bay Windows
Three windows projecting outward at an angle. Adds space, light, and a place to sit.

Bow Windows
Four or more panels in a gentle curve. Softer look than a bay, more glass, more light.

The Installer Who Became the Owner
Before I started Perla, I spent years physically installing windows and doors for large companies across the GTA. I was the one on the ladder. I was the one cutting the frame, sealing the edges, making sure it was level and tight. And I saw things that bothered me. Rushed jobs. Gaps left unsealed. Installers told to finish faster so the company could book the next sale. Homeowners paying premium prices for work that would fail in 3 years — and nobody would be accountable. That’s why I started Perla. When you hire me, you’re not getting a salesperson who hands your job to a stranger. You’re getting the owner — someone who has done this with his own hands, who knows every mistake that gets made, and who won’t let it happen on your home. Every window I install, I ask myself one question: would I accept this in my own house? If the answer is no — we fix it before we leave. — Denys Diachenko, Founder & Installer