I've noticed the glass on my insert door will be clear in some spots and gray in others.It goes from top to bottom in streaks.Is this where the gasket is leaking? Have adjusted latch, also burning more wood and secondaries won't ignite.Burning good wood 3yr plan. It's a regencey 2400i. thanks Rusty
, and it had fallen out just enough that all that pre-heated air was flooding out into the firebox in the back right corner.