Pentair 460507 5-Inch Indoor Vent Adapter Replacement Kit MiniMax NT Pool and Spa Heater<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>5-inch indoor vent adapter replacement kit</li><li>Fits MiniMax NT STD and NT TSI heater with 6800 controller models 200， 250， 300， 400</li><li>Also fits MiniMax NT STD， NT LN and NT TSI heater with DDTC controller models 200， 250， 300， 400</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ZGeEcPdfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41l8FB9e-hL.jpg" noproxy>