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Category: Industry Articles
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About Compressors
There are two different types of compressors that we sell. Hypervac only sells gas powered compressors, you can get electric compressors for air duct cleaning but they would have to be 220 volt units. 120 volt unit will not give you the pressure or the cfm you need to do it properly unless you tie…
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How to clean re-heat coils located within high efficiency furnaces. Why is it important?
Air duct and furnace cleaning professionals will be seeing a lot more high efficiency systems in the coming years. Gone are the days of simply removing a blower and cleaning the system. All high efficiency furnaces are equipped with a primary heat exchanger as well as a secondary heat exchanger. These systems are designed to…
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Hack Duct Cleaning Equipment
You may have seen them and not even known they were supposed to be for duct cleaning. 25 years ago the main method for professional duct cleaning was the Power Vac Truck, and there of course were always the guys we called the “hack” duct cleaners trying to pass themselves off as professionals by bolting…
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How much suction is really needed for air duct cleaning?
50 years ago the most acceptable method of duct cleaning was to use a big duct truck, tie in an 8” hose and bang the ducting with a hammer and when possible throw a broom down and pull back the debris into the vac hose. Then along came air pressure to the duct trucks and…
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Don’t get caught in the trap.
You will find other vac units that cost less, but be careful, what you are willing to sacrifice to save. After a little investigating you’ll probably find the cheaper units weigh a lot more meaning you will always need extra labor, have half the suction meaning it will take longer and at the end of…
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Agitation tools, what to use and when.
There are a lot of tools for agitating debris inside the ducts: There are the old faith full tools known as a reverse skip line, forward skip line and a blow gun, these 3 tools are must haves, you simply can do duct cleaning with out them. Then there are the more advanced cleaning tools,…