There are a few things you can do to prevent frosting from happening or at least minimize its occurrence. One is to keep your candles away from drafts.
Are Wax Melts Safe For Pets Cats And Dogs? - Ronxs
Blog - Ronxs
Are Wax Melts Safe for Cats? You'd Think So
Using Wax Melts Around Cats & Dogs
Can You Leave A Wax Warmer On All Night?(Safety Advice) - Ronxs
Can You Leave A Wax Warmer On All Night?(Safety Advice) - Ronxs
Are Wax Melts Safe To Burn Around Pets? – Rachael Winter®
Is it safe to use scented melted wax around pets? - Quora
Are Wax Melts Safe for Dogs and Cats? What You Need to Know – NI Candle Supplies LTD
Wax Melts - Are they safe for the home and our pets?