Skirt vents. Should they be open all year ?

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JustRayInWi
Posts: 5
Joined: Mon Aug 24, 2020 11:04 am

Afternoon.

I have a 1973 single wide. (14 X 60)
It has the metal solid skirting with NO vents at all.

I want to install some venting.

Most sites I have visited have been very specific about how to calculate so as to purchase the correct number of vents.
So, I think I have that covered.

Today, when I was search for vents to purchase, I see there is one type of vents that opens and closes based on a thermostat of some kind.
They open at 70 degrees and close at 40 degrees,

I also see there is a style of vent that can be opened and closed manually.

Here's my question:
Should vents open and close ?
Or, should they remain open once installed.

I'd appreciate any advice on this.

Thanks
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Greg
Moderator
Posts: 5696
Joined: Wed Feb 28, 2007 8:01 pm
Location: Weedsport, NY

My personal opinion is this, If you live in a cold region you really do not need (or want) ventilation. You want as much heat under your home as possible to keep things from freezing. If you live in a warmer region leave them open year round.

Greg
"If I can't fix it, I can screw it up so bad no one else can either."
JustRayInWi
Posts: 5
Joined: Mon Aug 24, 2020 11:04 am

Thanks. I appreciate your time, and reply.
Norm Frechette
Posts: 193
Joined: Fri Aug 05, 2011 7:34 am
Location: Norwich, CT

i live in Connecticut

i have skirt vents (built in to skirting) all around my home and have never had a problem (12 years)
JustRayInWi
Posts: 5
Joined: Mon Aug 24, 2020 11:04 am

You know, I wondered about that.

I know a stick built home inspector.
He told me that unconditioned attic spaces, should be the exact temperature and humidity as the outside, all year round.
90 degrees and 75% humidity outside ?
The attic should be identical.

So, I thought, why not the same for crawl spaces under homes.

I also found a number of Internet based posts that say the ONLY way to reduce crawl space odors, is with proper ventilation.

Thanks for your post.

Ray in Wisconsin
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