US$ 399.50
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Convenient notched flange for stable installation
SWITCH: Left-mounted slide switch with quick-off feature for added safety
flare elbow
• 20% to 30% heavier fittings than some competitors
Builders Best PWM622 Wide Mouth Hood with Bird Guard 4 in. Apex Campbell Convenient notched flange for stablex pest grid snaps in and is removable for cleaning Polypropylene molded plastic Free swinging back draft flapper 4 mounting holes 11 fully assembled tailpipe Aluminum trim plate Back draft flapper Wide mouth plastic hood Available: 3 and 4 diameters faceplate with ring or flush * Remove screen if using for dryer venting.