Pentair MasterTemp Ignition Control [w/Flame Sense] (476223Z) astral or no longer sealing or

or no longer sealing or seating correctly

With a 5-13/16 inch top opening

Made for 36 square foot FNS Plus grid replacement

Supports more reliable suction cleaner movement

Pentair MasterTemp Ignition Control [w/Flame Sense] (476223Z) astral or no longer sealing orFor technicians and pool owners working on Pentair equipment, this MasterTemp Ignition Control [w Flame Sense] supports dependable fit, clean installation, and practical long term service. It is useful for targeted repairs where matching the correct model, rating, size, or connection style is more important than using a generic substitute. For MasterTemp and Max E Therm systems, a correct replacement supports safer troubleshooting and a cleaner return