Page 156 of Complete Catalog by The Sustainable Village

water heating aqua star/bosch tankless water heaters instant energy savings and endless hot water ideal to back up a solar water heating system in cloudy weather the aqua star gives a boost to water temperatures or stands alone to provide all your hot water needs automatically aqua star uses the best materials tests each unit 5 times before it leaves the factory and even has a 15-year full warranty on the heat exchanger a consumer magazine survey recently ranked aqua star first in tankless heaters easy to install just mount on a wall vent and light bosch recently bought the aqua star company and brings new models including one designed for hydronic space heating and improved features like a lower psi minimum of only 15 and a lower flow requirement of only 1/2 gpm the 125x uses 2 d cell batteries that turn the unit off and on with water pressure this eliminates the standing pilot no wasted propane or natural gas use the aqua star is limited to one major application at a time tankless water heaters cut your bills in half with a tankless propane or natural gas water heater you ll never run out of hot water again conventional water heaters keep a tank of water hot night and day whether you re using it or not the tankless heater goes on only when you want hot water and since it heats the water so fast a whole crowd can shower and the last person will have as much hot water as the first this efficiency means a tankless water heater can pay for itself in two years water heaters are the second biggest user of energy in a typical home and one of the most effective places to slash energy costs you can save hundreds of dollars each year by replacing a tank type water heater with a tankless on-demand unit while you have to replace tank-type heaters every few years tankless heaters last a lifetime even more savings conventional tank heaters · waste costly fuel by keeping water constantly heated when not needed · erratic water temperature hot turning to warm changing to cold model 125x model 38 b model 125 b model 125 b solar model 125 bl recirculating lp lp lp lp lp #hw5049 #hw102 #hw105 #hw106 #hw1962 $699 $359 $599 $649 $614 ng ng ng ng ng #hw5531 #hw1964 #hw1385 #hw1386 #hw1963 $699 $359 $599 $649 $614 · 1­2 hour wait for more hot water after tank used · average water heater only lasts 5­8 years · much higher fuel bills aqua star sizing guide usage/appliance venting requirement one sink 1 gpm two sinks 2 gpm shower two showers same time bath tub washing machine dishwasher whirlpool bath model 38 3 yes no 1 gpm no no no no no model 125 5 yes yes 3 gpm yes no yes yes yes yes model as 38 ph-6 ph-12 as 125 ph-24 70° btus 30,000 43,800 89,300 125,000 178,500 90° gpm gpm gpm .95 .75 1.2 1.2 .8 1.4 2.3 1.6 2.85 3.25 2.11 3.8 4.5 3.2 5.7 50° temperature rises cost $334 $484 $895 $579 $1,295 power venting venting tankless water heaters out walls horizontally requires a power vent kit 120 vac required #hw250 $295 comparison chart aquastar tankless water heater limitless hot water life of unit energy usage efficiency 82 always warranty leaking potential energy factor 15 years on heat exchange 2 years on parts none .69 80 yes 20 years only when you need it tank water heater aquastar 125 bl no 2-10 years on/off all the time 80 first year and then decreases as the heater ages 5 or 10 year warranty price options inevitable 0.59 average 156 888.317.1600 · technical 303.998.1323 · fax 303.449.1348 · email info @thesustainablevillage.com

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