Welcome to WaterFiltersFAST.com
Security Seals

  • Visit Us Socially
  • WaterFiltersFAST.com Facebook
  • WaterFiltersFAST.com Google +
  • WaterFiltersFAST.com Twitter
0 item(s) - Total: $0

Aprilaire #4640 Scale Control

Aprilaire #4640 Scale Control

Item SKU: APRILAIRE4640O

MFG ID: UAPRILAIRE4640O | UPC:




The Aprilaire 4640 is a humidifier insert that keeps your humidifier system working at its best. This product works with your 500 series model humidifier and will keep mineral scale out of the water. This will prevent build up and other contaminants from being released into the air you breathe.

Question & Answers

Q Why did you choose this?
Product Video
Related Products, Parts & Accessories
General 40-5 Humidifier Plates
Product Thumbnail
$12.99
GeneralAire Compression Nut
Product Thumbnail
$4.99
GeneralAire Humidifier Front C
Product Thumbnail
$43.99
GeneralAire Relay Circuit Boar
Product Thumbnail
$37.99
ProTec PC-1BX Humidifier Cleaning
Product Thumbnail
$6.99
RelOn Demineralization Cartridge
Product Thumbnail
$9.99