AmeriVent 8HS-030 Chimney 30 Degree Offset, 8" Robertson The ergonomic design is friendly

The ergonomic design is friendly for both left handed and right handed people

Motor Abrasion Protection: Storage Tray

Helps reduce Radon Gas penetration through concrete block walls

12hr Run Time

Exclusive bevel detent system - 7 positive stops delivers fast accurate repeatable cuts

AmeriVent 8HS-030 Chimney 30 Degree Offset, 8" Robertson The ergonomic design is friendlyHighlights: Size: 8" 3 wall Length: 19 1 2" Non positional connection system allows 360 degree rotation For use in pairs to permit chimney to "go around" joists, rafters, or other projections Add chimney section between offsets to produce additional offset