Flawless WindowsWindow cleaner in Oshawa, ON

Flawless Windows is ranked #9 of 60 window cleaners in Oshawa by CR Score, with 63 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Flawless Windows is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves Oshawa and 2 towns within 24 km: Ajax and Pickering. The list is based on the business's location and the usual service radius for window cleaning. Confirm your address is covered when you call.

Flawless Windows has a rating of 5.0 from 24 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.