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C-Grade

D-Grade

Wood Grades

Aluminum Oxide

AC5 Heavy Commercial

AC4 General Commercial

AC3 Heavy Residential / Moderate Commercial

AC2 General Residential

AC1 Moderate Residential

AC (Abrasion Criteria)

Emission Classification

Buckle

Bi-Lever Reducer

Bevelled Edge

ASTM

STC (Sound Transmission Class)

IIC (Impact Insulation Class)

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