This Center Brick is used in the E500 Wood Gun when Secondary Air Refractory is being used. In such applications, the E500 requires 1 of item [453-021], plus 2 of item [453-016]. If you are not using Secondary Air Refractory in your E500, use 3 of [453-016].
Standard Refractory Center Brick provide the most predictable performance and service life for your Wood Gun boiler. Normal replacement cycle will vary with service duty of boiler. It is very important to replace Center Brick before nozzle wear leads to the erosion of brick support ledges on the Wood Gun Side Brick.
Install with smallest openings facing up. Center Brick nozzles are tapered, with the largest openings intended to be facing down. The bottom of the brick may be noticeably rougher. It may also have some gloss (shininess).
This product was added to our catalog on Wednesday 18 June, 2014.