This product is EPA Phase II Qualified to ASTM E-2558. It is tested and qualified as an add-on emission control system for wood burning fireplaces. The warranty guarantees that particulate emissions will continue to be lower than 5.1 g/kg of woof burned as required by EPA. Product will ship within 5 business days via UPS Ground. Shipping dimensions are 25" X 10" X 10". Shipping weight is 30 lbs.