{"id":15441439981719,"title":"Nu Calgon Humidi-PRO Humidifier Treatment, white, single unit (4190-02)","handle":"nu-calgon-humidi-pro-humidifier-treatment-white-single-unit-4190-02","description":"\u003ch3\u003eNu Calgon Humidi-PRO Humidifier Treatment, white, single unit (4190-02)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe Nu-Calgon 4190-02 Humidi-Pro keeps humidifiers clean and scale free for\none season. Installs on the water line that supplies water directly to the\nhumidifier. Equipped with compression fittings for easy installation and\nseasonal change-outs. For best results, humidifier should have a daily dump of\nwater from the sump to diminish scale forming minerals. Install a new Humidi-\nPro before each heating season. Operating temperature, min.\/ max, 40°F - 80°F.\nTHE NU-CALGON 4190-02 HUMIDI-PRO IS FOR PROFESSIONAL USE AND SHOULD ONLY BE\nUSED IN ACCORDANCE WITH ALL REGULATIONS AND PROPER SERVICE PRACTICES. PLEASE\nSEE PRODUCT LABEL OR CONTACT NU-CALGON DIRECTLY FOR USE INSTRUCTION. IT IS\nRECOMMENDED TO UTILIZE THE APPROPRIETE PPE (PERSONAL PROTECTIVE EQUIPMENT)\nDURING APPLICATION.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eThe genuine Nu-Calgon 4190-02 is a single In-line Cartridge of Humidi-Pro and is considered a scale inhibitor for 25 Gallon\/Day humidifiers.\u003c\/li\u003e\n \u003cli\u003eHumidi-Pro is not to be used on hot water lines and has usage temperatures of 40F to 80F.\u003c\/li\u003e\n \u003cli\u003eThe Nu-Calgon 4190-02 can be installed vertically or horizontally and includes two 1\/4 inch compression fittings.\u003c\/li\u003e\n \u003cli\u003eNu-Calgon Humidi-Pro will inhibit scale for one season.\u003c\/li\u003e\n \u003cli\u003eNu-Calgon, the brand you trust, provides quality chemicals and specialty products for professional use only in the air conditioning, refrigeration and heating markets.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-10-25T14:17:13+11:00","created_at":"2026-10-25T02:59:40+11:00","vendor":"Nu-Calgon","type":"Diffusers","tags":["home_improvement_Oct2026"],"price":19400,"price_min":19400,"price_max":19400,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":68129375027351,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B008HQ7C14","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Nu Calgon Humidi-PRO Humidifier Treatment, white, single unit (4190-02)","public_title":null,"options":["Default Title"],"price":19400,"weight":209,"compare_at_price":null,"inventory_management":"shopify","barcode":"667744956163","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/newnestshop.com\/cdn\/shop\/files\/B008HQ7C14.jpg?v=1792857583","\/\/newnestshop.com\/cdn\/shop\/files\/51MxyxBEZDL.jpg?v=1792857583"],"featured_image":"\/\/newnestshop.com\/cdn\/shop\/files\/B008HQ7C14.jpg?v=1792857583","options":["Title"],"media":[{"alt":null,"id":46504844066967,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/B008HQ7C14.jpg?v=1792857583"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/B008HQ7C14.jpg?v=1792857583","width":1000},{"alt":null,"id":46504844099735,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1200,"width":1200,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/51MxyxBEZDL.jpg?v=1792857583"},"aspect_ratio":1.0,"height":1200,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/51MxyxBEZDL.jpg?v=1792857583","width":1200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eNu Calgon Humidi-PRO Humidifier Treatment, white, single unit (4190-02)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe Nu-Calgon 4190-02 Humidi-Pro keeps humidifiers clean and scale free for\none season. Installs on the water line that supplies water directly to the\nhumidifier. Equipped with compression fittings for easy installation and\nseasonal change-outs. For best results, humidifier should have a daily dump of\nwater from the sump to diminish scale forming minerals. Install a new Humidi-\nPro before each heating season. Operating temperature, min.\/ max, 40°F - 80°F.\nTHE NU-CALGON 4190-02 HUMIDI-PRO IS FOR PROFESSIONAL USE AND SHOULD ONLY BE\nUSED IN ACCORDANCE WITH ALL REGULATIONS AND PROPER SERVICE PRACTICES. PLEASE\nSEE PRODUCT LABEL OR CONTACT NU-CALGON DIRECTLY FOR USE INSTRUCTION. IT IS\nRECOMMENDED TO UTILIZE THE APPROPRIETE PPE (PERSONAL PROTECTIVE EQUIPMENT)\nDURING APPLICATION.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eThe genuine Nu-Calgon 4190-02 is a single In-line Cartridge of Humidi-Pro and is considered a scale inhibitor for 25 Gallon\/Day humidifiers.\u003c\/li\u003e\n \u003cli\u003eHumidi-Pro is not to be used on hot water lines and has usage temperatures of 40F to 80F.\u003c\/li\u003e\n \u003cli\u003eThe Nu-Calgon 4190-02 can be installed vertically or horizontally and includes two 1\/4 inch compression fittings.\u003c\/li\u003e\n \u003cli\u003eNu-Calgon Humidi-Pro will inhibit scale for one season.\u003c\/li\u003e\n \u003cli\u003eNu-Calgon, the brand you trust, provides quality chemicals and specialty products for professional use only in the air conditioning, refrigeration and heating markets.\u003c\/li\u003e\n \u003c\/ul\u003e"}