Our company was founded in 1998 as C. D. Built In Systems.
We are distributors of
Lennox Furnace Filters and Persil Laundry Detergents.
Our company was re-named
Ontario Furnace Filters.
We take pride in the Products and Services we offer our Customers.
From day one we have built our Company on Customer Satisfaction!

Since 1998 we have expanded our business to become the
fastest growing online Canadian Furnace Filter Store.
Our Products include Furnace Filters, Persil Laundry Detergents,
 HEPA Purification Systems,
Air Cleaners and Whole Home Humidifiers.
We are proud of our repeat Customers over the years and are forever grateful for their
patronage and generous referrals resulting in the success of our Company.

Our goal is to be the Best Online Furnace Filter and Persil Detergent store in Canada.
We intend to achieve this by continuing to provide the best Customer Satisfaction
along with top Quality products at the most competitive prices……every time.