Technical
Technical Product Specifications
Draft Blocker - 4" plastic draft blocker
BDO4
Model No. Description Color
BD04 4" draft blocker White
Performance Data
for all plastic molded cold draft blockers
Draft Blocker
• Calcium filled Polypropylene
• Melting point: 325° F+
General Information
• 4" dia. opening
• a quick easy installation
• helps stop cold air from entering
• plastic construction with balanced
damper fully assembled
11/4"
5"
BD04
Closed
BD04
Opened
Outside
Vent
Outside
Vent
5"
4" dia.
6/01
© 2001
DEFLECTO CORPORATION • P.O. Box 50057 • Indianapolis, IN 46250 • www.deflecto.com
DEFLECTO/Canada Ltd. • St. Catharines, Ontario • Canada L2M 3Y2
Deflecto's policy is one of continual product improvement in design and manufacturing wherever possible,
therefore all specifications and designs are subject to change without notice and without incurring obligations. BD04tps