Watts Manuals & User Guides

WATTS WA00 Series SmartStream UV Disinfection Systems Instruction Manual

October 31, 2025

WATTS WA00 Series SmartStream UV Disinfection Systems WARNING Read this Manual BEFORE using this equipment. Failure to read and follow all safety and user information can result in death, serious…

WATTS PWRO4 4-Stage Reverse Osmosis Systems Instruction Manual

October 22, 2025

Installation, Operation and Maintenance Manual  4-Stage Reverse Osmosis Systems Model PWRO4 IOM-WQ-PWRO4 Pure Water PWRO4 4-Stage Reverse Osmosis Systems WARNING Please read carefully before proceeding with installation. Your failure to…

WATTS N45BDU 3 4 Inch Water Pressure Reducing Valve Installation Guide

October 20, 2025

WATTS N45BDU 3 4 Inch Water Pressure Reducing Valve Specifications Model Inlet Size Outlet Size Pressure Range LFU5B 1 1/4" 1 1/2" 25-75 psi Warnings and Cautions Read this Manual…

WATTS SentryPlus Alert Flood Sensor Connection Kit User Guide

October 20, 2025

WATTS SentryPlus Alert Flood Sensor Connection Kit Flood Protection for Reduced-Pressure Assemblies for BMS and cellular communication SentryPlus Alert Flood Sensor Connection Kit is an ideal solution for upgrading reduced-pressure…

WATTS Series LF919 Reduced Pressure Zone Assembly User Guide

October 20, 2025

WATTS Series LF919 Reduced Pressure Zone Assembly Specifications Model: Series LF919 Type: Reduced Pressure Zone Assembly Model Number: RP/IS-LF919 Special Feature: LF919-QT with flood sensor SAFETY INSTRUCTIONS Warning Read this…

WATTS 90 Series High Performance Butterfly Valves Installation Guide

September 19, 2025

WATTS 90 Series High Performance Butterfly Valves Butterfly Valves  WARNING  Read this Manual BEFORE using this equipment. Failure to read and follow all safety and use information can result in…

WATTS SS263AP ACV Controls and Accessories User Guide

September 19, 2025

2025 ACV PARTS PRICE LIST Parts Price List ACV Controls and Accessories Effective September 15, 2025 All prices supersede previous issues, are temporary and subject to change without notice. Watts.com…

WATTS 423 Universal Reset Module User Guide

September 9, 2025

WATTS 423 Universal Reset Module Introduction The Universal Reset Module 423 provides outdoor reset to a hydronic heating system in order to maximize comfort and efficiency. The 423 can operate…

WATTS 564 Invita Wi-Fi Thermostat Instruction Manual

September 5, 2025

WATTS 564 Invita Wi-Fi Thermostat Invita® Wi-Fi Thermostat 564 Smart thermostat upgrades and furnace to heat pump conversions have never been simpler with the Invita® Wi-Fi Thermostat 564. Using just…

WATTS Composite Air Gap Instructions

September 1, 2025

WATTS Composite Air Gap Instructions Same trusted backflow protection—now faster and easier to install. Deliver the critical backflow defense your customers count on, without the weight and hassle of brass…

Watts PWRO4 4-Stage Reverse Osmosis System: Installation, Operation, and Maintenance Manual

Installation, Operation, and Maintenance Manual

Comprehensive guide for the Watts PWRO4 4-Stage Reverse Osmosis System, covering installation, operation, maintenance, troubleshooting, and performance data. Learn how to ensure optimal water quality with this advanced filtration system.

Watts Serie PVS-7000: Estación de Válvula de Protección Contra Inundaciones con SentryPlus Alert

Engineering Data Sheet

Hoja de ingeniería detallando la estación de válvula de protección contra inundaciones Watts Serie PVS-7000 con tecnología SentryPlus Alert. Incluye especificaciones técnicas, operación, instalación y características para prevenir daños por…

Watts SentryPlus Alert Flood Sensor Connection Kit Engineering Specification

Engineering Specification

Comprehensive engineering specification for the Watts SentryPlus Alert Flood Sensor Connection Kit, designed for flood protection of reduced pressure assemblies. Details features, contents, installation, operation, and technical specifications for BMS…

Watts Series LF919 Reduced Pressure Zone Assembly: Installation, Maintenance, and Repair Manual

Manual

Comprehensive guide for installing, maintaining, and repairing the Watts Series LF919 Reduced Pressure Zone Assembly (1/2" - 2"). Includes safety warnings, installation procedures, servicing instructions, and troubleshooting.

WATTS LFN45B Water Pressure Reducing Valve - Installation and Maintenance Manual

Instruction Manual

Comprehensive guide for installing, operating, and troubleshooting the WATTS LFN45B Water Pressure Reducing Valve. Includes safety warnings, installation instructions, adjustment procedures, and problem-solving tips for plumbing systems.

Manuel d'installation, de fonctionnement et de maintenance des adoucisseurs d'eau commerciaux Locksmith™ de Watts

Installation, Operation, and Maintenance Manual

Ce manuel fournit des instructions complètes pour l'installation, le fonctionnement et la maintenance des systèmes adoucisseurs d'eau commerciaux Locksmith™ de Watts. Il est conçu pour aider les utilisateurs et les…

Watts RD-200-CP Roof Drain: Engineering Specification & Technical Details

Technical Specification

Detailed engineering specification for the Watts RD-200-CP roof drain, featuring an 8" x 8" promenade top. Includes sizing, options, dimensions, and technical data.

Watts Home Mobile App: Installation, Operation, and Maintenance Guide

Installation, Operation and Maintenance Manual

Comprehensive guide to installing, operating, and maintaining the Watts Home Mobile App, including setup for thermostats and snow melting controls, account management, and device registration. Learn how to manage your…

Watts 4x15 (Model 053107) - Technical Specifications and Product Information

technical specification

Detailed technical specifications, features, and product information for the Watts 4x15 model 053107. Learn about its applications and performance.

Watts W-M115 ACV Pressure Reducing Valve: Specification & Installation Guide

Technical Specification

Comprehensive guide detailing the specifications, dimensions, flow rates, operating principles, installation, and start-up procedures for the Watts W-M115 ACV Pressure Reducing Valve. Essential information for industrial and commercial applications.

Watts Pure H₂O H2O-DWRO300: 3-Stage Reverse Osmosis System Installation & Operation Manual

Manual

This manual provides comprehensive instructions for installing, operating, and maintaining the Watts Pure H₂O H2O-DWRO300, a 3-Stage Reverse Osmosis System. Learn about its 3-stage filtration, push-button filter replacement, and how…

Watts BT-CT03 RF Central Unit WIFI Vision Wireless: Installation and Operational Manual

Installation and Operational Manual

Comprehensive installation and operational manual for the Watts BT-CT03 RF Central Unit WIFI Vision Wireless system, covering setup, configuration, device management, and voice control for smart home heating and cooling.…