BOSCH Tankless Hot Water Heaters
REAL PEOPLE - NOT "BUY IT" BUTTONS - 888-826-0939
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The Solar Biz® is a Registered Service Agent and Factory Direct Distributor of Bosch Aquastar tankless hot water heaters. We sell and service these units. Our prices are guaranteed the best and, If you buy from us, there's no need to go elsewhere for parts or service. We do it all in-house. We have all the parts, updates and manuals for your heater. No excuses no mumbo-jumbo, you just deal with us...The Solar Biz®.
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When figuring out which tankless hot water you need, consider the following chart. Total up all the hot water fixtures you expect to use AT ONE TIME and select you heater accordingly. If you need help we're here for you in person call toll free 888-826-0939
| Hot Water Fixture | Minimum GPM Flow | Maximum GPM Flow |
| Shower | 1.5 | 2.5 |
| Bath Tub | 2 | 3.5 |
| Kitchen Sink | 1 | 2 |
| Bathroom Sink | 0.8 | 2 |
| Washing Machine | 2 | 3 |
Remember we have a low price guarantee
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125 & 1600 Series Residential Tankless Water Heaters
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These tankless LP and NG water heaters are 80-82% efficient because they heat water only on demand. Gas input is thermostatically regulated depending on flow rate and incoming water temperature. On the wall installation. Delivers up to 3.5 gal. per minute, enough for 1 major appliance at a time. The minimum flow rate is 3/4 GPM. Min. water pressure 15 PSI. Gas connection 1/2". Water connection 1/2" NPT. "S" models have a modulating valve for use as solar backup. See pricing below
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BOSCH 125BO for Outdoor Use

The Bosch Aquastar 125BO-LP tankless water heater supplies one major hot water application at a time, such as a shower. Built for outdoor installation with built-in freeze protection down to 5 degrees F
This Aquastar water heater utilizes a standing pilot for ignition. The Bosch Aquastar 125BO is designed for outdoor installation in warm climates which eliminates the need to vent the water heater. Sized for most homes and small businesses. The Bosch 125BO is designed to last. The quality of the AquaStar begins with this inside story: all water parts are solid copper or solid brass. The unit is constructed with stainless steel and aluminum. Unlike tank heaters, every part is replaceable or recyclable
See pricing below
*Also available for Natural Gas.
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Thanks to the Energy Policy Act of 2005, passed by Congress and signed into law by President Bush last summer, homeowners who have a Bosch gas water heater with an energy factor of 0.80 or greater installed in their home in 2006 are eligible for a $300 tax credit on their 2006 Federal Income Taxes. We have indicated those models that are eligible below. Click here for more information
Residential Model Series Pricing NG or LP
PRE-WINTER OVERSTOCK SALE!!!
Limited to units on hand
Bosch 125B (similar to 1600P) Natural Gas Only...................$469.97
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All Units listed below include free ground shipping and we have a low price guarantee.
| Model Number | LPG Input KBTU/H | Dimensions H"xW"xD" | Shipping Wt. lbs | Flow Rate GPM DT90°F | Flow Rate GPM DT45°F | Price |
| 1600P | 117K | 25.75 X 16.75 X 8.5 | 33 | 2.1 | 4.3 | $549.00 |
| 1600PS | 117K | 29.8 x 18.3 x 8.8 | 42 | 2.1 | 4.3 | $669.00 |
| 125BO | 117K | 36.75 x 18.3 x 10.5 | 57 | 2.1 | 4.2 | $524.53 |
| 1600H | 117K | 25.75 X 16.75 X 8.5 | 33 | 2.1 | 4.3 | $530.00 $230.00after Tax Credit |
| 125FX Now with hood | 125K | 29.8 x 18.3 x 8.8 | 56 | 2 | 4 | $671.00 LP Model $371.00 after Tax Credit |
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FX Hood

The FX Hood is a horizontal vent terminator with built-in freeze protection for AquaStar 125FX model.
It is required when installing the AquaStar 125FX model. All the New 125FX have the FX Hood included with purchase
See FX Hood dimensions & Vent terminal clearance
| CEC-32153 | Exterior Vent Terminator & Back Flow Kit. VENT HOOD (Included with 125FX) | $139.00 |
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AQ1 POWER VENT

Power vent option illustrating the side wall vent option that allows horizontal venting up to 100' and elimination of the chimney. Use power vent AQ1 for models 125BS, 125B, and 125HX.
| CEC-11253 | Power Vent: For models 125BS, 125B, and 125HX w/ AQ flapper | $289.00 |
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AQ4 POWER VENT

Power vent option illustrating the side wall vent option that allows horizontal venting up to 100' and elimination of the chimney. Use power vent AQ4 for models 1600P and 1600H
| CEC-11254 | Power Vent: For models 1600P and 1600H w/ AQ flapper | $399.00 |
Hot Water System Protector

Don't risk your Hot Water Heater investment! Get a CUNO hot water protection system for your Water Heater. The filter installs on the cold water feed line before entering the Heater.
These systems protect and maintain the efficiency of hot water heaters and systems by preventing the buildup of scale, rusting and corrosion in pipes. The most reasonably priced insurance to maximize the efficiency of all hot water systems. No system should be without one.
Provides a consistent dose of Siliphos®, a 100% pure food grade scale inhibitor approved by the USDA that meets purity requirements set by the World Health Organization.
Siliphos sequesters or binds Calcium and Magnesium hardness minerals, preventing them from precipitating out of solution and building up on metallic surfaces. Siliphos also forms a thin protective layer on the pipe walls and other metallic surfaces which help to prevent buildup and corrosion.
CAP-20430 Complete System Protector PRICE: $75.97

CAP-20431 AP431 Replacement Cartridge PRICE: $29.97
Download CUNO AP430 .PDF Data Sheet
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Z-Flex Z-Vent CATEGORY III and IV VENT PIPE
Hard to Find
4 Inch Stainless
Steel Vent Pipe
AquaStar Specified and UL Listed Special Gas Vent for Category II, III, AND IV Heating Equipment. Z-VENT is approved as a replacement for high temperature Plastic Vent. Connects in a snap! Simple Gasketed Connection - NO SEALANT NEEDED *

FEATURES THE HIGHEST PRESSURE RATING IN THE INDUSTRY. IT'S THE ONLY METALLIC SPECIAL GAS VENT YOU CAN CUT TO LENGTH ON SITE. NEW FUSION WELDED PIPE SEAMS FOR A SMOOTHER FINISH AND BETTER FIT. 1" CLEARANCE TO COMBUSTIBLES - CAN BE INSTALLED WHERE CLEARANCES ARE MINIMAL.
*Patent Pending
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We also carry the full line of Z-FLEX 3" and 5" stainless pipe. Call 888-826-0939 for pricing.
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Z-FLEX 4" DIAMETER STAINLESS STEEL PRICING |
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Z-Flex Part Number |
Description |
RETAIL Price |
Your Price |
| VEPWCF406 | 6" Pipe | $16.75 | $13.97 |
| VEPWCF0412 | 12" Pipe | $27.17 | $18.97 |
| VEPWCF0418 | 18" Pipe | $37.67 | $29.97 |
| VEPWCF0424 | 24" Pipe | $47.77 | $36.97 |
| VEPWCF0436 | 36" Pipe | $67.98 | $46.97 |
| VEPWCF0448 | 48" Pipe | $91.59 | $58.97 |
| VEEWCF445 | 45 degree elbow | $53.43 | $41.97 |
| VEEWCF490 | 90 degree elbow | $61.51 | $49.97 |
| VEDWCF04 | Condensate drainpipe horizontal | $77.07 | $49.97 |
| VEVWCF04 | Condensate drainpipe vertical | $77.07 | $49.97 |
| VSWTF04 | Wall thimble | $37.91 | $24.97 |
| VSRCF04 | Rain cap | $80.44 | $51.97 |
| VSLSF04 | Storm collar | $25.10 | $17.97 |
| VSADJF4 | Adjustable roof flashing | $47.31 | $29.97 |
| VSTTF04 | Termination Tee | $53.58 | $34.97 |
| VSSCF04 | Chimney Flashing | $47.31 | $29.97 |
| VSFSF04 | Fire Stop Spacer | $41.40 | $26.97 |
| VSFSSF04 | Fire Stop Support | $55.90 | $35.97 |
| VEDTK | Drain Tube | $13.90 | $9.97 |
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We also carry the full line of Z-FLEX 3" and 5" stainless pipe. Call 888-826-0939 for pricing.
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Single Fixture Model 1000P

MODEL 1000P
The perfect compact tankless water heater for low-volume applications. Just right for cottages, camps, barns and other small volume hot water applications. Endless hot water, great energy savings. Great for sinks NOT for showers or washers.
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| Solar Biz Model Number | LPG Input KBTU/H | Vent Size | Dimensions H"xW"xD" | Shipping Wt. lbs | Flow Rate GPM DT90°F | Flow Rate GPM DT45°F | Price |
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| 1000P | 40 | 4" | 22.75 X 12.25 X 8.5 | 25 | 0.6 | 1.3 | $349.00 |
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Model 2400E & EO
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Bosch 2400E: The Bosch Tankless Gas Water Heater. The Bosch 2400E can supply 2 showers at the same time at a rate of up to 6 gallons per minute*. The Bosch Aquastar 2400E features a built-in digital thermostat and is room sealed. Room sealed means it can be installed in a small space with the ability to take in air from the outside via a 3" intake vent.
The Bosch AquaStar 2400E can be vented vertically or horizontally to the outside. The unit requires a 3" stainless steel single wall vent pipe. Other vent types will void the warranty and present a health hazard. The 2400E also requires an electrical connection for the electronic ignition.
2400EO for outside installation freeze protected to 5 degrees F. No Vent Pipe required
All of the 2400E and EO models qualify for the $300 Federal Tax Credit Click here to read more
2400ES
Natural Gas or LP
(Specify when ordering)
PRICE: $1049.00 or $749.00 after
Tax Credit
PRE-WINTER OVERSTOCK SALE!!! Limited to units on hand
Bosch 250SX Similar to 2400E (LP Only)................................................$819.97
Venting (Exhaust):
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)
Venting (Intake) (Room-sealed installation):
Diameter: 3 inch
Material: PVC, Aluminum or Galvanized
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)
Download The 2400ES Product Manual in PDF format (36 page file)
Features
Temperature Increase / Gallons per Minute Relationship:
| 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 |
Additional Information
| Warranty: 12 year limited warranty on heat exchanger 2 years on parts. | |
| Dimensions: H 23½" x W 15¾" x D 8½" | |
| Weight 47 lbs. (21 kg) |
| Direct Vent Room Sealed Combustion | |
| BTU Input: 175,000 (51.2 kw) | |
| Energy Factor .85 | |
| Average Efficiency 86.5% (recovery efficiency) | |
| Ignition Electronic | |
| Voltage 120 VAC 50/60 Hz | |
| Exhaust Vent Size 3" | |
| Combustion Air Pipe Size 3" | |
| Activation: .8 GPM |
Please Note: The Bosch tankless gas water heater has specific venting, combustion air and installation requirements. Please review the 2400ES product manual prior to purchase. The Solar Biz recommends that they be installed by a licensed professional.
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AQ3 Horizontal Vent Starter Kit for Bosch 2400E

Product # AQ3
3" horizontal stainless steel vent kit for use with the 2400E gas tankless water heater. Includes the vent parts needed for the vent intake(10 ft) and to vent the exhaust directly out a wall with no horizontal run.
Vent kit includes:
3” adjustable adapter(11.5 to 15)
90 degree elbow(3")
3” wall thimble
3” exhaust vent hood with 10” sleeve
3” X 10’ aluminum flex pipe (for inlet air)
3” intake vent hood w/10” sleeve
3” gear clamps (2)
AQ3 Starter 3" Installation Kit* PRICE: $249.00
*NOTE Additional 3" pipe may be required for you particular install. We carry Z FLEX 3 Inch Stainless Steel Vent Pipe . Call 888-826-0939 with your needs
Click here for the Starter Kit Installation Manual in PDF format
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Wireless Remote Control for Bosch 2400E

Program your 2400E tankless gas water heater to a comfortable and safe temperature from around your home with your wireless remote control at distances up to 98 feet.
Note: a small transceiver PCB (printed circuit board) must be installed into the interior control unit of the 2400E in order for the wireless remote to function.
TSTAT2 Remote Control PRICE: $199.00
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