Woosh Smart Air Filter Review: No More Guessing Leave a comment
“It’s a useful strategy to observe the strain drop throughout the filter—this can be a good method to know when it is the correct time to vary the filter as a result of in any other case, there’s a number of guessing work,” Li says. She says the everyday three-month substitute suggestion relies on the idea of a 20 % runtime of your HVAC system (about 5 hours a day). A lot of this relies on your local weather, however Li says a current examine discovered the median HVAC runtime of 20 houses over a 12 months in Toronto was 10 %, that means these people would have the ability to change their filters much less usually.
As for the decision on the MERV 13, Li says {that a} larger movement resistance will make the HVAC fan work more durable. Relying in your system, the fan might cease working as laborious, lowering airflow and probably damaging the cooling coils. Nonetheless, a better MERV ranking doesn’t equal a better movement resistance. It relies on the filter high quality, as Li says she has seen MERV 13 filters with decrease movement resistance than a MERV 8. Finally, Li says the principle issue is the age of your HVAC system.
“If this can be a comparatively new system in good situation, and you’ve got been utilizing MERV 8 filters with no downside, then I do not assume there will likely be any bother utilizing MERV 11, MERV 13, and even MERV 14 filters simply because even when there’s a distinction within the movement resistance, it is comparatively small,” she says. “I believe most methods will have the ability to deal with that, particularly when you do not change your filter for all the 12 months.”
Of us with older methods ought to be cautious, as they could not have the ability to deal with high-efficiency filters in any respect. She suggests listening to the sound and feeling the movement coming from the cooling and heating vents in your house.
The excellent news is that Woosh’s sensible filter can detect issues along with your HVAC system. The corporate says it could possibly establish early indicators of coil freezing, which if left unaddressed may cause irreparable harm. It manages this by checking strain drop and movement charge together with the temperature and humidity ranges.
Fortunately, utilizing a MERV 13 filter does not appear to trigger any hostile results on my system and I have not obtained any notifications about issues with my HVAC. My solely concern is that, in line with the app, I nonetheless need not change my filter regardless that it has been 9 months since I put in it. My pockets is completely happy, however all the things I’ve heard and examine filters suggests I ought to have modified it by now.
