Photo 1 of **SEE NOTES**Aprilaire 4788 Humidifier Maintenance Kit with Water Panel Model No. 45 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 400, 400A, 400M

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Photo 1 of **SEE NOTES**Aprilaire 4788 Humidifier Maintenance Kit with Water Panel Model No. 45 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 400, 400A, 400MPhoto 2 of **SEE NOTES**Aprilaire 4788 Humidifier Maintenance Kit with Water Panel Model No. 45 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 400, 400A, 400MPhoto 3 of **SEE NOTES**Aprilaire 4788 Humidifier Maintenance Kit with Water Panel Model No. 45 Humidifier Replacement Filter for Aprilaire Whole Home Humidifier Models: 400, 400A, 400M