Mysterious Pink Crust Appearing on Your Wall? Here’s What It Might Mean

after application and may harden into an uneven, porous mass.

Some types of cured foam can appear yellow, beige, orange, or pink depending on the product and lighting.

If foam had been placed inside the wall, a small amount might have pushed through a seam or opening as it expanded.

This explanation matched the crunchy texture described by the tenant.continue reading …