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Old 02-26-2017
ejallison1 ejallison1 is offline
Senior Member
Join Date: Feb 2008
Location: Kansas
Posts: 667

Only draw back with leaving vent open when running down the road is if the seal on the commode not tight can get sewer gas smells from the negative pressure created. Having the front vents open will help equalize the pressure gradient. I like my rain covers!
Ed Allison
1986 PT 40
"Gypsy Rose"
Kansas, Il
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