All Pages on This Site
Every page held on this site, grouped by section.
Gas and Propane Heaters
Whole-house and point-of-use heaters fueled by natural gas, propane or oil.
- AquaStar 125 Design FeaturesApplication note
- AquaStar 125 Solar ApplicationApplication note
- AquaStar 125 Standard ApplicationApplication note
- AquaStar 125 Warranty InformationWarranty terms
- AquaStar 125B Technical InformationSpecification sheet
- AquaStar 125BL Indirect Water Heating ApplicationApplication note
- AquaStar 125BL Technical InformationSpecification sheet
- AquaStar 125BS Technical InformationSpecification sheet
- AquaStar 125FX Technical InformationSpecification sheet
- AquaStar 125X Technical InformationSpecification sheet
- AquaStar 240FX Accessories and Venting OptionsApplication note
- AquaStar 240FX Compared With Storage TanksApplication note
- AquaStar 240FX Installation RequirementsApplication note
- AquaStar 240FX Requirements and SpecificationsSpecification sheet
- AquaStar 240FX Warranty InformationWarranty terms
- AquaStar 38B Technical InformationSpecification sheet
- AquaStar Gas and Propane Tankless Water HeatersProduct family
- GFX Heat Exchangers With a Tankless Water HeaterApplication note
- Takagi Gas and Propane Tankless Water HeatersProduct family
- Takagi T-K2 Compared With Storage TanksApplication note
- Takagi T-K2 Tankless Water HeaterSpecification sheet
- Takagi T-K2 Technical and Installation InformationSpecification sheet
- Takagi T-K2 as a Hydronic and Radiant Heat SourceApplication note
- Takagi T-KD20 Direct Vent Tankless Water HeaterSpecification sheet
- Takagi T-KD20 Technical and Installation InformationSpecification sheet
- Toyotomi OM-148 SpecificationsSpecification sheet
- Toyotomi Oil-Fired Tankless Water HeatersProduct family
Electric Heaters
Whole-house and under-sink electric heaters, sizing data and warranty terms.
- Ariston Electric Mini-Tank Water HeatersProduct family
- Ariston Technical Data and SpecificationsSpecification sheet
- Ariston Warranty InformationWarranty terms
- Envirotech ESI Technical Data and SizingSpecification sheet
- Envirotech ESI Whole-House Electric Tankless Water HeatersProduct family
- PowerStar Technical Data and SizingSpecification sheet
- PowerStar Warranty InformationWarranty terms
- PowerStar Whole-House Electric Tankless Water HeatersProduct family
- PowerStream Installation FeaturesApplication note
- PowerStream Point-of-Use Electric Tankless Water HeatersProduct family
- PowerStream Technical Data and SizingSpecification sheet
- PowerStream Warranty InformationWarranty terms
- Stiebel Eltron Point-of-Use Electric Water HeatersProduct family
- Stiebel Eltron Technical Data and SpecificationsSpecification sheet
- Stiebel Eltron Warranty InformationWarranty terms
How Tankless Works
Plain explanations of demand water heating, standby loss and running cost.
- AquaStar Tankless Water Heater Questions and AnswersQuestions and answers
- Demand, Tankless and Instantaneous Water Heaters ExplainedReference guide
- How Demand Water Heaters Work and What They SaveReference guide
Radiant and Hydronic
Radiant floor heat, PEX tubing and the hydronic supplies used alongside them.
- Hydronic Heating SuppliesReference guide
- Radiant Floor Heat and PEX TubingReference guide
State Programs
State credit, loan and rebate notices recorded for tankless installations.
- Massachusetts Rebates for Tankless Water HeatersProgram notice
- Nebraska Low-Interest Loans for Tankless Water HeatersProgram notice
- Oregon Tax Credit for Tankless Water HeatersProgram notice