Silencing Duct Booster Fan

Greggl4321

Active Member
Is there a way to silence a duct booster fan without reducing flow?

What kind of a muffler would you all recommend?
 

Lordhooha

Well-Known Member
Is there a way to silence a duct booster fan without reducing flow?

What kind of a muffler would you all recommend?
How long is your run? Perhaps you should just get a bigger fan. I don't like boosters usually burn up too easy. As for fan mufflers I haven't used them I just filled my rooms walls with fire proof foam silent as hell.
 

Greggl4321

Active Member
About ten foot.

Do silencing methods reduce cfm?

What's the best silencer? Just a fan speed controller? How do I know once everything's said and done if I'm getting the right cfm flow?
 

StaySticky

Member
Is there a way to silence a duct booster fan without reducing flow?

What kind of a muffler would you all recommend?
Hey, I just use insulated ducting with my 6in inlinee fan. Without it its like a jet engine. Plus I sleep right next to my fans and it really is not that bad with the ducting. Hope this helps a bit.
 

Go go n chill

Well-Known Member
About ten foot.

Do silencing methods reduce cfm?

What's the best silencer? Just a fan speed controller? How do I know once everything's said and done if I'm getting the right cfm flow?
Is the fan attached to the end of your rigid or flex pipe? If so... Attach a couple of feet of flex duct to the intake side. That will definitely help.
 

Greggl4321

Active Member
The fan is attached so far to end of a flexible piece of duct.
Would it be better to use flex pipe?


Would it still be beneficial to hang a few feet off the end?
 

Huckster79

Well-Known Member
Yea an insulate the ductwork if need be... i agree.

Please tell me ur using it truly just as a booster not as the main fan?
 

Go go n chill

Well-Known Member
You definitely need a fan blowing on your plants and it makes a huge difference in the air blowing on them really strengthens the Stems you definitely need a fan blowing on your plants and it makes a huge difference in the air blowing on them really strengthens the Stamms and stocks and stalks
 

Lordhooha

Well-Known Member
About ten foot.

Do silencing methods reduce cfm?

What's the best silencer? Just a fan speed controller? How do I know once everything's said and done if I'm getting the right cfm flow?
Dude ten foot you shouldn't need a booster fan anyway. As for silencers all work some just better than others. I use a fan controller at the lowest setting my 8 inch is silent an still pulls way more air than needed in all my rooms
 
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