the rubber covered metal piece should have a loose fit, but the actual seal should be snug - if not you might have bought from the wrong place ohwell

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics