The CFP 3375LP covers 15 x 15 x 15 ft (3375 cubic feet), holds 50 lbs of CF-33 dry chemical, weighs 87 lbs, and ships at 90 lbs. The cylinder is Manchester 30 lb or Worthington 69 lb, 12.25 inches in diameter. Temperature rating: -20 to 120 degrees F. Approvals: UL, ULC, CSFM, NYC #5754.