Mod Con Double Stack Commercial Volume Water Heater

The Mod Con Double Stack VWH features an intelligent design that delivers domestic hot water up to 98% thermal efficiency. The high-grade modulating gas burner operates at an incredible 10 to 1 turndown ratio (for most models) to meet variable water heating needs.

 We carry the full line of new replacement parts for HTP

Product Description

The Mod Con Double Stack VWH features an intelligent design that delivers domestic hot water up to 98% thermal efficiency. The high-grade modulating gas burner operates at an incredible 10 to 1 turndown ratio (for most models) to meet variable water heating needs. Quality construction, a small footprint, and convenient features make the Mod Con Double Stack VWH ideal for most commercial water heating applications.

Specifications

Versatile Range

Two models:
Ranging from 1 Million BTU and 1.7 Million BTU suitable for every commercial application
 
Built-in cascading capability:
A built-in sequencer allows up to four boilers to be linked together, providing increased turndown ratios, built-in redundancy, and a total heating capacity of up to 6.8 Million BTU

Mod Con DS Model BTU/Input Range Gross Output BTU / hr Net I=B=R BTU / hr Thermal Efficiency
Mod Con 1000 100,000 – 1,000,000 940,000 818,000 94.1
Mod Con 1700 170,000 – 1,700,005 1,600,000 1,390,000 94.1
 
Mod Con DS Model BTU/Input Range Gross Output BTU / hr GPH @ 100° Rise Thermal Efficiency
Mod Con 1000 VWH 100,000 – 1,000,000 940,000 1,128 97.0
Mod Con 1700 VWH 170,000 – 1,700,005 1,600,000 1,918 98.0

More Specifications

Ultra High Efficiency

94% Thermal Efficiency

Lower energy costs:
Up to 94% of the gas consumed by the Mod Con boiler is converted into heat, compared to a mid efficiency system where up to 40% of the heat can be lost through the chimney

Mod Con Commercial DS VWH Efficiency Image

Turndown Ratio 10 to 1

Mod Con Commercial DS VWH Turndown Illustration
With a modulating burner combustion system and two independent boilers working together as one unit, the Mod Con Double Stack boiler is able to operate at a true 10:1 turndown ratio, saving fuel and providing comfort levels efficiently and evenly

Venting

Mod Con Commercial DS VWH Venting Image
Equipped with concentric venting, the Mod Con Double Stack requires only one exhaust connection through the wall or roof for exhaust vent piping

Complete flexibility with the ability to vent up to 150 ft.

Lower exhaust temperatures due to high efficiencies allows for the use of PVC or other plastic venting materials, saving on installation cost and time

Indirect Water Heater Integration

Mod Con Commercial DS VWH Front View
With the addition of a storage tank the Mod Con Double Stack VWH boiler can be converted into a hot water heater to provide ample heating and hot water, saving you space and money,/column]

Quality Design

The 316L stainless steel provides excellent heat transfer properties and increased corrosion resistance.

The Mod Con Double Stack VWH heat exchanger is made without the use of gaskets with superior welding technology. It is also ASME approved and is 150 PSI relief rated.

Mod Con Commercial DS VWH Design See Through

Progressive Control Interface

Mod Con Commercial DS VWH Control Panel
Top and bottom boilers equipped a state of the art LED control interface with a built in sequencer, saving on both time and money during installation

Cascading:
Link and sequence up to four Mod Con Double Stack VWH boilers to function together as one

Mod Bus Capabilities:
Eliminate expensive external sensors and I/O hardware, collect data, and control the appliance directly using one connection

Warranty

5 Year Limited Warranty

Warranty Document
5 Year Warranty Ribbon Graphic

Mod Con Commercial Double Stack Brochure CoverBrochure (.pdf)
Installation Manual (.pdf)
Rev. 1 Installation Manual (.pdf)
Installation Drawings (.pdf)
Parts Drawings (.pdf)
Specification (.docx)
Submittal (.pdf)
User Manual (.pdf)
Warranty (.pdf)

.IGS files MODCON 1000
.RVT files MODCON 1000
.RFA files MODCON 1000
.IGS files MODCON 1700
.RVT files MODCON 1700
.RFA files MODCON 1700
(you will need a viewer such as  autodesk to view files)