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TONGUE & GROOVE CONSTRUCTION Engineered Hardwood Flooring inspector,grader,quality inspection,quality control ,Grading Rules,sourcing service,test,factory auditing

WHAT IS TONGUE & GROOVE CONSTRUCTION? Tongue and groove is the type of joint construction on wood flooring planks that allow them to easily fit together. One side of the plank has a projection called the tongue while the other side has a groove to match. The panels are laid flat with each tongue fitting into the groove next to …

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