Hayward
Corresponds with 4 in the diagram above.
Only works for 250,000 BTU.
1. Jacket Top and Flue Cover (H150FD) - FDXLJKT1150
1. Jacket Top and Flue Cover (H200FD) - FDXLJKT1200
1. Jacket Top and Flue Cover (H250FD1) - FDXLJKT1250
1. Jacket Top, Gray, ASME (H250FD) - FDXLJKT1250A
1. Jacket Top and Flue Cover (H300FD) - FDXLJKT1300