Sealtec they seal the vents (Defroster/heater and such) holes that are designed in (Plumbing and electric) then pressurize the interior (A leaf blower can do this) and give the rig a bath with very soapy (dish soap) water.. Bubbles = Leaks.
When you find leaks, Fix 'em and do it again.. After you run out of leaks... WAX
About Technical Issues
Having RV issues? Connect with others who have been in your shoes.24,209 PostsLatest Activity: Feb 24, 2025