Spec Sheet

Install the Tamarack Technologies

MFLR20 Acoustic Plenum “Muffler”

with your Tamarack Whole House Fan

and

enjoy the comfort of a well

ventilated home with the added

benefit of reduced

sound levels.

• Easy Assembly

• Easy Installation

• No Maintenance

• Reduces Sound Levels

• Insulated 12” Raised Frame

• 20 Gauge Thick Galvanized

Sheet Metal Construction

• Acoustical Absorbing Material

• Fits 16” to 24” on Center Joists

• No Joist Cutting Necessary

• Made in the USA

The M

FLR

20 is an innov

atively

des

igned acous

tic plenum

“M

uffler” engineered

to efficiently

reduce

ound levels in

our home.

“Muffler”

LIK

E U

FACEBO

ON TWITTER

for whole house fan models

HV1000, HV1450, HV1600

Tamarack Technologies

Acoustic Plenum Box

800-222-5932

PAGE 1
Tamarack Technologies Acoustic Plenum Box “Muffler” for whole house fan models HV1000, HV1450, HV1600 • Easy Assembly • Easy Installation • No Maintenance • Reduces Sound Levels • Insulated 12” Raised Frame • 20 Gauge Thick Galvanized Sheet Metal Construction • Acoustical Absorbing Material • Fits 16” to 24” on Center Joists • No Joist Cutting Necessary • Made in the USA The MFLR20 is an innovatively designed acoustic plenum “Muffler” engineered to efficiently reduce sound levels in your home.
PAGE 2
The “Muffler” Reduces Sound Levels in your home specifications Weights HV1600 The Tamarack “Muffler” is perfect for use with our whole house fan models HV1000, HV1450 or HV1600. The “Muffler”: 19 Lbs. Inside Rough Opening 14 1/2” x 22 1/2” Color Galvanized Steel Outside Dimensions: 26” x 18” x 12” The MLFR20 “Muffler” is an insulated raised frame acoustical plenum box engineered to reduce whole house fan sound levels.