Overview Reviews Product Description 430 Stainless Thrifty Flame Stop Used for 1" thickness Baffles and frame made from 430 stainless steel Maximum operating temperature is 700°F Meets NFPA Standard 96 Product Videos Custom Field Product Reviews Write a Review Write a Review × Smith Filter Corp. 430 Stainless THRIFTY FLAME STOP 20x16x1 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *