The Blodgett 4644 3 Piece Deflector Assembly is essential for maximizing heat distribution in your pizza oven, ensuring optimal cooking performance, and is designed to fit models 999, 1000, and 1048 except for 1048DD. This assembly is 20" x 33-1/2" for the center deflector and 14" x 33-1/2" for the end pieces and improves cooking efficiency by providing even heat flow across the oven ... https://partsfe.com/set-of-3-deflectors-for-blodgett-part-4644