Great Neck Mayes 20012 Polystyrene Angle Square (12 Inch) with Level Vial Fertilizer where a ridge vent

where a ridge vent

fungus & moss

All steel welded construction

Surebonder

Designed for cleaning up grease

Great Neck Mayes 20012 Polystyrene Angle Square (12 Inch) with Level Vial Fertilizer where a ridge ventThe 12 Inch Polystyrene Angle Square (with Level Vial) by Mayes is a multi purpose tool for measuring, cutting and leveling. It quickly finds angles and pitches, squares up lumber, and includes a high visibility vial to check for level. With a high impact composite polymer frame, it is tough but lightweight. Permanently impressed scales will never fade (and are accurate to 0. 001 inch). Multi purpose Tool for Measuring, Cutting and Leveling High