Sep 28, 2020 - 07:07 AM
Both of these products should not do any damage since they are not sprays. They simply hang or stick some where - such as under a seat - and then disperse the chemical. Here are the links -
Like I said, these two products would be my choice to TRY and get results. They may or may not work. If not, the seat, carpet or upholstery removal replacement or fumigation may be the only option. It depends on where you live and if any company close to you offers these services.