Brochure

151151
COMMERCIAL WATER HEATER
VARIABLE FIRE
™
HIGH-EFFICIENCY
WATER HEATERS
Up to 87% Thermal Efficiency
Advanced Modulating Control with
Venturi-Mixing Gas/Air Ratio System
Small Footprints, Zero Clearance to
Combustibles on Sides of Unit
Category II and IV Listed: Requires
the use of AL29-4C, a Vent Material
That Resists the Effects of Corrosive
Condensates
Complies with SCAQMD Rule 1146.2
and Other Air Quality Management
Districts with Similar Requirements for
Low NOx emissions
Capable of Firing from 100% to 25%
(or a 4:1 Turndown Ratio) of the Rated
Input, Based on the Current System
Demand
Meets Thermal Efficiency and Standby
Loss Requirements of the U.S.
Department of Energy and Current
Edition of ASHRAE/IES 90.1
Professional Start-Up Included -
Required for Activating Warranty
and Assuring Maximum Operating
Performance
5-Year Heat Exchanger and 1-Year Parts
Limited Warranty
• For complete warranty information, consult
written warranty or go to hotwater.com.
®
Change “N” to “P” when ordering propane (LP) gas (Example: VWH-750-P).
Model Number BTU/Hr Input
Recovery Capacity
GPH @ 100°F Rise
Approx. Shipping
Weight (lbs)
VWH-500N
500,000 527 573
VWH-750N
750,000 791 622
VWH-1000N
999,999 1054 662
VWH-1500N
1,500,000 1582 1,118
VWH-2000N
2,000,000 2109 1,187