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Single valve manifold with 0
Elastomer grip
Line Size: N/A
you will love the Grass Face Guard
Nu-Calgon 4190-02 Humidi-Pro Humidifier Treatment Tool_Valve Core Tool Single valve manifold with 0Nu Calgon 4190 02 Humidi Pro Humidifier Treatment Keep humidifiers clean and scale free with Humidi Pro. Inhibits scale for one season. Install on the water line that supplies water directly to the humidifier. Equipped with compression fittings for easy installation and seasonal change outs. Clean pad or install new pad before installing Humidi Pro. For best results humidifier should have a daily dump of water from the sump to diminish scale forming
