Pentair Orifice [1/8] [Minimax NT] [Nat.] [0-2999] is intended for heater service where the existing component must be replaced to maintain safe, consistent, and efficient operation. Heater parts should always be matched carefully because model family, fuel type, elevation range, ignition style, and production variation can affect fitment. This item is especially important in systems where combustion, gas metering, burner performance, cabinet fit, or exhaust handling depends on the exact replacement part. Based on the title, this part is associated with natural gas, so the current heater rating plate and service documentation should be reviewed before installation. The listed specifications for this item include 1/8, Minimax NT, Nat., 0-2999, which can help confirm the correct configuration before ordering. Because heater repairs involve gas, electrical, water, and high-temperature components, installation and troubleshooting should be performed by a qualified technician.For this specific item, use part number 471984 as the primary reference when checking fitment. The vendor listed for this product is Pentair Pool Products, and the category is Heaters, which helps identify the most likely equipment area but should not replace direct comparison with the original part. If the old part is still available, compare connection points, mounting locations, color or finish, molded markings, and any printed service numbers before installing the replacement. Replacement heater component for the model/application shown Helps maintain proper heater operation, fit, or combustion-related performance Match by part number, fuel type, model series, and elevation details when listed Recommended for professional heater service and repair Inspect related seals, tubing, burners, and mounting hardware during installation
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