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Standard Gravity Dampers and Shutters

Keenan & Meier Aluminum Exhaust Shutter 10 inch KM10X10

Keenan & Meier Aluminum Exhaust Shutter 10 inch KM10X10

Triangle Engineering
KM30A1S10X10UNWGP

from $85.87
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Keenan & Meier Aluminum Exhaust Shutter 12 inch KM12X12

Keenan & Meier Aluminum Exhaust Shutter 12 inch KM12X12

Triangle Engineering
KM30A1S12X12UNWGP

from $87.63
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Keenan & Meier Aluminum Exhaust Shutter 16 inch KM16X16

Keenan & Meier Aluminum Exhaust Shutter 16 inch KM16X16

Triangle Engineering
KM30A1S16X16UNWGP

from $101.74
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 10 inch KM10X10HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 10 inch KM10X10HD

Triangle Engineering
KM30A1H10X10UNWGP

from $104.21
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 12 inch KM12X12HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 12 inch KM12X12HD

Triangle Engineering
KM30A1H12X12UNWGP

from $106.67
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Keenan & Meier Aluminum Exhaust Shutter 20 inch KM20X20

Keenan & Meier Aluminum Exhaust Shutter 20 inch KM20X20

Triangle Engineering
KM30A1S20X20UNWGP

from $121.15
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 16 inch KM16X16HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 16 inch KM16X16HD

Triangle Engineering
KM30A1H16X16UNWGP

from $126.43
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Keenan & Meier Aluminum Exhaust Shutter 24 inch KM24X24

Keenan & Meier Aluminum Exhaust Shutter 24 inch KM24X24

Triangle Engineering
KM30A1S24X24UNWGP

from $142.32
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 20 inch KM20X20HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 20 inch KM20X20HD

Triangle Engineering
KM30A1H20X20UNWGP

from $153.60
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Triangle Wall Mounted Exhaust Gravity Shutter 24 inch IWS18

Triangle Engineering 24 inch Wall Mounted Intake Gravity Damper w/ Pull Chain RIWS18-IWS155

Triangle Engineering
TE-IWS18

$168.38
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Triangle Wall Mounted Exhaust Gravity Shutter 31 inch IWS24

Triangle Engineering 24 inch Wall Mounted Intake Gravity Damper w/ Pull Chain RIWS18-IWS155

Triangle Engineering
TE-IWS24

$170.60
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Keenan & Meier Aluminum Exhaust Shutter 30 inch KM30X30

Keenan & Meier Aluminum Exhaust Shutter 30 inch KM30X30

Triangle Engineering
KM30A1S30X30UNWGP

from $177.60
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 24 inch KM24X24HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 24 inch KM24X24HD

Triangle Engineering
KM30A1H24X24UNWGP

from $183.23
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 30 inch KM30X30HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 30 inch KM30X30HD

Triangle Engineering
KM30A1H30X30UNWGP

from $232.62
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Triangle Wall Mounted Exhaust Gravity Shutter 34 inch IWS30

Triangle Engineering 24 inch Wall Mounted Intake Gravity Damper w/ Pull Chain RIWS18-IWS155

Triangle Engineering
TE-IWS30

$347.28
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Keenan & Meier Aluminum Exhaust Shutter 36 inch KM36X36

Keenan & Meier Aluminum Exhaust Shutter 36 inch KM36X36

Triangle Engineering
KM30A1S36X36UNWGP

from $364.43
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Triangle Wall Mounted Exhaust Gravity Shutter 40 inch IWS36

Triangle Engineering 24 inch Wall Mounted Intake Gravity Damper w/ Pull Chain RIWS18-IWS155

Triangle Engineering
TE-IWS36

$401.75
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Keenan & Meier Aluminum Exhaust Shutter 40 inch KM40X40

Keenan & Meier Aluminum Exhaust Shutter 40 inch KM40X40

Triangle Engineering
KM30A1S40X40UNWGP

from $404.56
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 36 inch KM36X36HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 36 inch KM36X36HD

Triangle Engineering
KM30A1H36X36UNWGP

from $425.19
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Keenan & Meier Aluminum Exhaust Shutter 42 inch KM42X42

Keenan & Meier Aluminum Exhaust Shutter 42 inch KM42X42

Triangle Engineering
KM30A1S42X42UNWGP

from $428.92
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Triangle Wall Mounted Exhaust Gravity Shutter 46 inch IWS42

Triangle Engineering 24 inch Wall Mounted Intake Gravity Damper w/ Pull Chain RIWS18-IWS155

Triangle Engineering
TE-IWS42

$467.33
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 40 inch KM40X40HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 40 inch KM40X40HD

Triangle Engineering
KM30A1H40X40UNWGP

from $481.38
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Keenan & Meier Aluminum Exhaust Shutter 48 inch KM48X48

Keenan & Meier Aluminum Exhaust Shutter 48 inch KM48X48

Triangle Engineering
KM30A1S48X48UNWGP

from $510.62
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Triangle Wall Mounted Exhaust Gravity Damper Shutter 52 inch IWS48

Triangle Engineering 24 inch Wall Mounted Intake Gravity Damper w/ Pull Chain RIWS18-IWS155

Triangle Engineering
TE-IWS48

$511.79
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 42 inch KM42X42HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 42 inch KM42X42HD

Triangle Engineering
KM30A1H42X42UNWGP

from $515.49
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Triangle Wall Mounted Exhaust Gravity Double Panel Shutter 40 inch IWSD36

Triangle Engineering 40 inch Wall Mounted Intake Gravity Damper Double Panel Shutter w/ Pull Chain RIWSD36-IWS255

Triangle Engineering
TE-IWSD36

$585.70
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 48 inch KM48X48HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 48 inch KM48X48HD

Triangle Engineering
KM30A1H48X48UNWGP

from $629.87
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Keenan & Meier Aluminum Exhaust Shutter 54 inch KM54X54

Keenan & Meier Aluminum Exhaust Shutter 54 inch KM54X54

Triangle Engineering
KM30A2S54X54UCWCP

$665.75
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Triangle Wall Mounted Exhaust Gravity Double Panel Shutter 52 inch IWSD48

Triangle Engineering 40 inch Wall Mounted Intake Gravity Damper Double Panel Shutter w/ Pull Chain RIWSD36-IWS255

Triangle Engineering
TE-IWSD48

$694.07
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Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 54 inch KM54X54HD

Keenan & Meier Heavy Duty Aluminum Exhaust Shutter 54 inch KM54X54HD

Triangle Engineering
KM30A2H54X54UCWCP

from $734.20
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