Water Worker In-Line Pre-Charged Well Pressure Tank Heavy-duty diaphragm is designed for extended life. Maximum 100 psi pressure rating for residential use. Locking ring provides an airtight diaphragm seal for years of dependable service. High grade polypropylene liner is non-metallic for clean, fresh, great tasking drinking water. Weather resistant paint system withstands damp environments without corroding. 3/4 In. hex connection for easy in-line mounting. NSF Standard 61 listed meets FDA requirements for potable water. 5 year warranty. Capacity 2 Gal., Style In-Line, Dimensions 13 In. H x 8 In. Dia., Pipe Size 3/4 In., Material Steel, Pkg Qty 1, Package Type Box Warning This product can expose you to chemicals including lead which are known to the State of California to cause birth defects or other reproductive harm. Fo more information go to www.P65Warnings.ca.gov