Best WC638 Specifications Sheet download pdf

SPECIFICATION SHEET

Broan-NuTone LLC Hartford, Wisconsin www.broan.com 800-558-1711

REFERENCE QTY. REMARKS Project

Location

Architect

Engineer

Contractor

Submitted by Date

WALL CAPS

31J 99042286R

Model 885BL

•

For 3" or 4" round

duct (4" to 3"

transition included)

•

Spring-loaded

backdraft damper

and bird screen

•

24 GA CRCQ Steel,

black electrically-

bonded epoxy finish

•

Do not use for dryer

venting

Model 639

•

For 3¼" x 10" duct

•

Spring-loaded backdraft

damper and bird screen

•

24 GA CRCQ Steel, black

electrically-bonded epoxy

finish

•

Do not use for dryer venting

Model 649

•

Same features as Model 639

•

.025 Aluminum - natural

finish

Model 843BL

•

For 6" round duct

•

Spring-loaded backdraft damper

and bird screen

•

22 GA CRCQ Steel, black

electrically-bonded epoxy finish

•

Attachment collar 1¼" long

•

Do not use for dryer venting

Model 641

•

Same features as Model 843BL

•

.025 Aluminum - natural finish

Model 641FA

•

Same features as Model 641

•

Without backdraft damper

•

Includes mesh screen

•

Intended for make-up air inlet

applications

Model 647

•

For 7" round duct

•

Spring-loaded backdraft

damper and bird screen

•

.025 Aluminum - natural finish

•

Do not use for dryer venting

Model WC638

•

For 3¼" x 14" duct

•

Spring-loaded

backdraft damper

and bird screen

•

26 GA CRCQ Steel,

black finish

1 2

WALL CAPS 1

Summary of Contents

Page 1 - WALL CAPS

SPECIFICATION SHEETBroan-NuTone LLC Hartford, Wisconsin www.broan.com 800-558-1711 REFERENCE QTY. REMARKS Project Location Arc

Page 2

Broan-NuTone LLC Hartford, Wisconsin www.broan.com 800-558-1711Model 643• For 8" round duct• Built-in backdraft damper• .025 Aluminum

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Best WC638 Specifications Sheet

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