Crawling (Hardwood Finish)

Floor Detective® Claims and Conditions Guide

Summary

Crawling is a hardwood finish condition in which wet coating retracts from portions of the floor surface instead of flowing and leveling uniformly during application. The condition may leave thinly coated, irregular, exposed, or incompletely covered areas within the finish film. Crawling commonly develops when surface contamination, coating incompatibility, environmental conditions, or improper wetting behavior disrupt normal finish flow across the substrate. The pattern may range from isolated irregular areas to widespread interconnected separation across the floor surface. Subsequent coats may reproduce the same appearance if underlying surface or compatibility conditions remain unresolved. Crawling reflects finish-film behavior and surface interaction rather than structural failure of the wood flooring material itself. Proper classification requires distinguishing crawling from fish eyes, bubbles, adhesion failure, or other finish-related irregularities. See also Fish Eyes, Bubbles in Finish Hardwood, and Hardwood Floor Problems for broader context.

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