george0079 Elite Veteran Location: Terra Firma
| As long as you purge the gasses, and refil your tank, religiously, after every flight, the foam will last a while. But if you forget, and let the gasses eat the foam, it can cause alot of problems.
If you're going to use exhaust preasure (ie OS engines), the bubbless clunk is the way to go.
Most of the people that REALY irritate me are in my family
Steve AMA#891089 |