Originally Posted by
choddo
Out of interest - how do you check it? I just tend to go with gut feel / how long it’s been but it feels very unscientific.
On my end, I used to unseat a small section of the sidewall (4-5'') and visually inspect the sealant inside. I found that the Muc-Off will last a full season without drying off so I don't do it anymore. Instead, I add 1oz of sealant half way through the season, just in case.