oven insulation

Blind Squirrel said

You're looking for a product called ROXUL the upc code I have is 7478342361. It doesn't breakdown like fiberglass. The stuff I have is 16oc.

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Yes. Roxul " safe and sound" is heat resistant rock/wool fiber. It cuts perfectly square without pulling apart, just use a serated steak knife to cut it. You can slice it thinner too.
Its good stuff.