The Pura 15830531 is a Big Boy water filtration system with the following filtration stages:
The PURA UVBB-3 Whole House UV System - 110v LOC/NO has 1.5 inch female nipple pipe thread (FNPT) ports. The cartridges in this UV water system measure 4.5 inches x 20 inches. This UV water filter has a UV lamp with 22 watts of power. This whole house UV system has a maximum flow rate of 16 gallons per minute (GPM). This UV filter system has a lamp out circuit (LOC) in the normally open position (NO).
The Pura 15830531 specifications: