170RAD4L Owner's Manual Brandname: Radiant Category: Water Heater Total Pages: 24 Table of contents PoolHeating4WaterSupplyPressure5ColdWaterConnection6Warning7Tradesperson9Warning10Note11Safety12HowLongWillTheHeaterRun13HowDoesMySystemWork14WhatShouldICheckBefore16RadiantHotWaterUnit18ContactDetails20