The stain library

Find the exact surface before you clean.

The first four batches contain stain-first and surface-first guides. Each method is limited to the named material so you can avoid broad advice that causes damage.

30 guidesBatches 01–04 · Stain-first + surface-first
A stripped queen mattress with a faint damp patch, a walnut headboard and a dog bed in a calm bedroom

Pet urine on Mattress

How to Remove Pet Urine From a Mattress

Dog and cat urine leaves uric acid crystals ordinary cleaners can't touch and that reactivate with humidity. An enzymatic cleaner, dwell time, and no ammonia are what clear the stain and the smell.

Read the guide