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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…
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,…
Duct Vacuums with 2 impellers vs 1 impeller, does it actaully double the suction?
Sorry, not even close. Placing 2 vacuum impellers inside of one cabinet in theory seems like a good idea, unfortunately thew laws of physics don’t quite agree. Its true it will increase the suction but only slightly. The general theory of suction in simple terms will state that when using 2 impellers side by side…
Clearing the air on “free Air CFM” – Specs for portable duct cleaning vacuums.
Many times when researching equipment for duct cleaning vacuums you will find manufacturers posting the CFM suction ratings on their vacuums as “Free Air” or “bench Test”. The Free air test is the rating on the impeller wheel of the vacuum, simply put it is the maximum amount of airflow the impeller can produce with…
Robotic Air Duct System: A Closer Look
Are you looking for efficient duct cleaning equipment to help you in your HVAC system inspection? If your answer to this question is yes, then you may consider buying a robotic air duct cleaning system. It will not only improve your efficiency, but will also make you more productive. If you are asking why you…