General Discussion

sprinkleeninow

(20,235 posts) Sat Jul 4, 2020, 11:21 PM Jul 2020

Just on local news: Using HEPA filters in your HVAC returns offer protection against COVID-19. Also

Last edited Sun Jul 5, 2020, 02:29 AM - Edit history (1)

running your 'whole house fan only' a lot helps with protection from COVID-19.

[Edited to clarify.]

5 replies

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Just on local news: Using HEPA filters in your HVAC returns offer protection against COVID-19. Also (Original Post) sprinkleeninow Jul 2020 OP

Yes- cut up a HEPA filter and stuff it in your mask. However, much cheaper and almost as good... TreasonousBastard Jul 2020 #1

I remember reading that. I was surprised too. Nevilledog Jul 2020 #2

I also became aware of that. Whatever is a help. sprinkleeninow Jul 2020 #3

HEPA filters contain glass particles; poli-junkie Jul 2020 #4

The segment advised using HEPA air filters in any air returns when you have forced air/heat or sprinkleeninow Jul 2020 #5

TreasonousBastard

(43,049 posts)

1. Yes- cut up a HEPA filter and stuff it in your mask. However, much cheaper and almost as good...

Reply to sprinkleeninow (Original post)

Sat Jul 4, 2020, 11:46 PM

Jul 2020

are coffee filters.

Really! Someone tested 50 or so things.

I'm trying to find where I read this last week, but coffee filters were away up on the list. And the Melitta type were better than the round white ones.

Nevilledog

(51,069 posts)

2. I remember reading that. I was surprised too.

Reply to TreasonousBastard (Reply #1)

Sat Jul 4, 2020, 11:49 PM

Jul 2020

sprinkleeninow

(20,235 posts)

3. I also became aware of that. Whatever is a help.

Reply to TreasonousBastard (Reply #1)

Sat Jul 4, 2020, 11:56 PM

Jul 2020

Last edited Sun Jul 5, 2020, 02:24 AM - Edit history (1)

Edit to clarify: using *coffee* filters in addition to a mask.

poli-junkie

(1,002 posts)

4. HEPA filters contain glass particles;

Reply to sprinkleeninow (Original post)

Sun Jul 5, 2020, 02:04 AM

Jul 2020

Extremely dangerous if inhaled.

sprinkleeninow

(20,235 posts)

5. The segment advised using HEPA air filters in any air returns when you have forced air/heat or