


High Performance and High Efficiency
The Vaughn Top Performer Plus Indirect Water Heater combines advanced engineering and Hydrastone cement lining to provide the industry's longest lasting and most reliable indirect water heater. The high efficiency design includes a factory installed and field removable all copper heat exchanger coil to provide maximum hot water output while significantly reducing mineral build up. The Vaughn industry leading technologies include an electronic thermostat with adjustable differential to ensure delivery of highly accurate and.

- Features
- How It
Works - Product
Specs - Sizing &
Dimensions - Formulas &
Charts - Options
- Customization
- FAQs
- Product
Documents
Heavy Duty Construction
- Hydrastone cement lining provides long tank life
- Plastic jacket will not rust, scratch or dent eliminating damage and is maintenance free
- No sacrificial anode rod required
High Efficiency
- Industry's lowest standby heat loss reduces your operating costs
Advanced Electronic Controller
- Electronic thermostat provides accurate & reliable temperature control
Warranty Information
Industry's First, 2/10 Limited WarrantyTwo year labor, ten year full tank replacement including coil.
Commerical 5 Year Limited Warranty
Optional Lifetime Limited Warranty
A repair or replacement is provided (excluding labor and freight) if the tank or heat exchanger should leak for as long as the original purchaser owns the home.

Tank Specifications
Model |
Storage Capacity (Gallons) |
Overall Dimensions (Inches) |
Shipping Weight (Lbs) |
Domestic Water |
Boiler Water Supply/Return (Heating Coil) |
T&P Relief Valve |
||
Cold Water Inlet |
Hot Water Outlet |
|||||||
Height | Diameter | |||||||
S35TPP | 35 | 39" | 22 3/4" | 185 | 3/4" MNPT | 3/4" FNPT | 3/4" MNPT | 3/4" FNPT |
S50TPP | 50 | 40" | 26" | 238 | 3/4" MNPT | 3/4" FNPT | 3/4" MNPT | 3/4" FNPT |
S70TPP | 70 | 46 1/2" | 28" | 290 | 3/4" MNPT | 3/4" FNPT | 3/4" MNPT | 3/4" FNPT |
S70DTPP | 70 | 46 1/2" | 28" | 290 | 1 1/2" MNPT | 1 1/2" MNPT | 1" MNPT | 3/4" FNPT |
Performance Specifications
Model | First Hour Rating (GPH) |
Boiler Output (6 GPM @ 200°F) |
Boiler Water Continuous Flow | Standby Heat Loss | ||
115°F | 140°F | BTU/HR | Flow Rate (GPM) |
Head Loss (ft. w.c.) |
°F/HR | |
S35TPP | 300 | 230 | 150,000 | 6 GPM | 7 ft. w.c. | 0.72 |
S50TPP | 320 | 250 | 150,000 | 6 GPM | 7 ft. w.c. | 0.56 |
S70TPP | 340 | 270 | 150,000 | 6 GPM | 7 ft. w.c. | 0.45 |
S70DTPP | 475 | 385 | 235,000 | 14 GPM | 14 ft. w.c. | 0.45 |
- 50°F inlet water temperature
- 200°F boiler water supply to coil
- Outputs may vary depending on boiler size, boiler water supply temperature, flow rate through coil and circumstances of installation and use.
Coming Soon
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin iaculis varius dolor, sagittis dignissim dui ultrices non. Duis pellentesque lacinia bibendum. Integer congue velit et nisi placerat id ullamcorper leo aliquam. Nulla facilisi. Donec vitae libero orci. Integer elementum neque at nibh aliquam pellentesque faucibus vel lorem. Fusce urna lacus, adipiscing eget hendrerit in, pretium ut metus. Aliquam rhoncus varius dictum. Aenean venenatis augue et diam fringilla id consectetur ante ullamcorper.Coming Soon
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin iaculis varius dolor, sagittis dignissim dui ultrices non. Duis pellentesque lacinia bibendum. Integer congue velit et nisi placerat id ullamcorper leo aliquam. Nulla facilisi. Donec vitae libero orci. Integer elementum neque at nibh aliquam pellentesque faucibus vel lorem. Fusce urna lacus, adipiscing eget hendrerit in, pretium ut metus. Aliquam rhoncus varius dictum. Aenean venenatis augue et diam fringilla id consectetur ante ullamcorper.Options
Coming Soon
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin iaculis varius dolor, sagittis dignissim dui ultrices non. Duis pellentesque lacinia bibendum. Integer congue velit et nisi placerat id ullamcorper leo aliquam. Nulla facilisi. Donec vitae libero orci. Integer elementum neque at nibh aliquam pellentesque faucibus vel lorem. Fusce urna lacus, adipiscing eget hendrerit in, pretium ut metus. Aliquam rhoncus varius dictum. Aenean venenatis augue et diam fringilla id consectetur ante ullamcorper.Downloads
Technical Documents
- Hotstow Brochure PDF (3.6 MB)
- Hotstow Suggested Specs PDF (10.9 KB)
- Hotstow CD Suggested Specs PDF (12.7 KB)
Many of our products literature is available online for download. To open these files, a PDF viewer is required. If you do not have one, Adobe provides Acrobat Reader free of charge for viewing only. Use this link to download Acrobat Reader. You may also choose to download the file to your PC for future reference or printing. On most operating systems, simply right-click on the links below, choose "Save target as..." or "Save link as...", choose a location and it will save the document to your computer for future reference.