ORIGINAL: spaceworm
Use a felt filter in the tank and you will not get foam or bubbles in the pickup line until and unless the tank is dry. No silicone based additive is needed or desired.
i just took TOMS advice... i ordered 125-527 for all my gassers, and 125-528s for my gas cans... according to TOM he hasnt had a dirty screen in 5 years... i guess we'll see in 2016

[8D]