Bosch (635 ES)

A Gas tankless water heater with direct vent room-sealed combustion and capacity to supply two showers running simultaneously.

Features:

The 635 ES requires no special tools to install or maintain. And its compact size and sealed combustion enables installation in small spaces. A built-in power vent makes both vertical and horizontal venting possible while the electronic ignition maximizes energy efficiency. This unit yields enough power to supply two showers simultaneously and features an adjustable temperature control for improved comfort.

Direct Vent Room Sealed Combustion.
Saves up to 50% off utility costs.
15-year warranty.
87% efficiency rating.
Delivers over 6 gallons per minute.
3" vent and air inlet connections.
Provides an ENDLESS supply of hot water
Uses state-of-the-art, 21st century water heating technology.
Smaller than a suitcase - Weighs just 47 pounds.
Digital thermostat to set desired output.
Electronic ignition - Plugs into 12ov (no standing pilot).
Can vent air vertically or horizontally.

Specifications:

BTU Input: 175,000 (51.2 kW)
Energy Factor: 0.85
Average Efficiency: 86.5% (recovery efficiency)
Ignition: Electronic
Voltage: 120 VAC 50/60 Hz
Exhaust Vent Size: 3"
Combustion Air Pipe Size: 3"

Exhaust Venting

Diameter: 3 inch
Material: Stainless Steel (AL29-4C) sealed
Minimum length: 3 ft.
Maximum length: 26 ft. (8m) with one 90 degree elbow.
Less 2.5 ft. for each additional 90 degree elbow (1.25 ft for each 45 degree elbow)

Intake Venting
(Room-sealed installation)

Diameter: 3 inch
Material: PVC, Aluminum or Galvanized
Maximum length: 26 ft. (8m) with one 90 degree elbow.
Less 2.5 ft. for each additional 90 degree elbow (1.25 ft for each 45 degree elbow)

Flow Rate

Minimum Flow Rate: .8 gpm (3 l/m)
Activation: .8 gpm (3 l/m)

Capacity

90° F rise / 3.1 gpm
80° F rise / 3.5 gpm
70° F rise / 4.0 gpm
60° F rise / 4.7 gpm
50° F rise / 5.7 gpm
45° F rise / 6.35 gpm

Weight 47 lbs. (21 kg)

Optional Accessories

Horizontal Vent Kit
Wireless Remote Control
Isolation Water Valves

Contact Us: Telephone: toll free at 1-888-810-4709 Parry Sound,Northern Ontario,Muskoka and Georgian Bay
Send mail Linda with questions or comments about our product or web site.