Most of the time this is from a phenomenon referred to as “Candle Sooting”. When candles are burned repeatedly, the soot gets pulled into the cold air returns, moves through the filter, and blows out of the supply side of your HVAC system causing black stains on ceilings, walls, carpet, etc. The best alternative to prevent this is to use soy candles or candle warmers.

Yes. Our duct cleaning services are guaranteed to leave you a satisfied customer. We will make every attempt possible to make sure you are completely happy with our service and will take all necessary measures to leave you with a positive impression.

We believe it is definitely worth the money as the dust, debris and all the dirt is vacuumed out of the air ducts creating a cleaner air that you breathe in your home. We received feedbacks from customers who let us know that after the Duct System Cleaning chronic allergies and asthma are not as severe inside their homes.

Duct System Cleaning will not make a mess as with our cleaning system all of the dirt, dust and debris are vacuumed back to the truck, outside, where it is captured into a hold compartment or in a portable equipment which is brought inside the home to perform cleaning. Contractors will perform a clean and neat job.

There are a lot of factors that go into the amount of time needed to properly clean a duct system. How many systems does the home have, the accessibility of the HVAC system, duct work and manpower. The average three or four bedroom home will take approximately 2 to 3 hours to complete. Please refer to the average duct cleaning time table for a better estimate on your home size.

The best way is called a Source Removal and should only be done by a professional contractor. The contractor places the system under a negative pressure, using a specialized and powerful vacuum. The vacuum draws air through the ducts, then with different types of pneumatic tools the on-board compressed air dislodges dirt, dust and debris that otherwise will lay in the system, travels down the ducts and into the vacuum hose and empties into the Hi-VAC truck mount unit. Sometimes portable units are used which must be brought into the home. These units filter all of the dust and debris inside the home.

DeMark Home Ontario Inc. recommends duct cleaning every 2 to 3 years. If someone in your home or place of business has asthma or chronic allergies, yearly cleaning may be beneficial.

BEFORE. We strongly recommend the carpets be cleaned after the duct cleaning mainly because there is a phenomenon referred to as “Candle Sooting” which causes the area around the registers to be stained black. By cleaning the air ducts prior to the carpet cleaning the contractor will remove a majority of this soot so you can keep the carpet cleaner.

Duct Cleaning MUST be done AFTER all of the drywall sanding, wood sanding, wood cutting, carpet laying, etc. is completely finished. We recommend that all the dust has settled before the cleaning of the air ducts takes place to ensure your ducts are dust free after the cleaning.

We suggest that Duct Cleaning is done right after the installation of your new equipment to ensure that all the dust, dirt and debris which was collected in the air ducts is removed.

The benefits of Duct Cleaning are cleaner and healthier air that you breathe in. Heating and Air Conditioning duct systems will collect dust, dirt and debris over years. This matter will lay in your system and little by little will disburse back into your home. It is dark and sometimes damp inside you air ducts and this is a great place for mold, mildew, bacteria and fungi to form. The removal of such contaminations from the duct system should be #1 priority in improving indoor air quality. Also duct system cleaning helps to reduce the dust and particulates in your home and improves the efficiency of your heating and cooling equipment.