With 3 PSI internal, audible, safety pop-off alarm. Rigid and durable wing nut and lid. Unique, hand-dipped , soft plastic diffuser. Inlet nipple, stem and diffuser bonded into a single unit. Soft, translucent, double helix thread jar. Latex-free. Note: 8" connector tubing not included.

Humidifier Bubble 350cc - B003MY3IZU