Tankless Water Heater: Difference between revisions

From Open Source Ecology
Jump to navigation Jump to search
 
(17 intermediate revisions by the same user not shown)
Line 4: Line 4:
*Scale builds up on the inside of pipes, and must be cleaned every year with mild acid such as vinegar
*Scale builds up on the inside of pipes, and must be cleaned every year with mild acid such as vinegar


<html><iframe src="https://docs.google.com/presentation/d/e/2PACX-1vS6H1B6kWTc850tAog2fEkNFGDYZY-a9ynIICcrzL05H48Id3KliKtasjT2IR5shKe-_hxwwGBe_vEb/embed?start=false&loop=false&delayms=3000" frameborder="0" width="480" height="375" allowfullscreen="true" mozallowfullscreen="true" webkitallowfullscreen="true"></iframe></html>
<html><iframe src="https://docs.google.com/presentation/d/e/2PACX-1vS6H1B6kWTc850tAog2fEkNFGDYZY-a9ynIICcrzL05H48Id3KliKtasjT2IR5shKe-_hxwwGBe_vEb/embed?start=false&loop=false&delayms=3000" frameborder="0" width="480" height="389" allowfullscreen="true" mozallowfullscreen="true" webkitallowfullscreen="true"></iframe></html>
 
=Sourcing=
==Electric==
*4.1 kW 100F rise recovary rate of 30 gph - stated spec. $330 [https://www.homedepot.com/p/Rheem-4-1-kW-208-Volt-Thermostatic-Tankless-Electric-Water-Heater-Commercial-RTEH4208T/315052846]. Q&A is inconsistent with spec: [At 0.5 GPM you will receive a 56° temperature rise, at 1.0 GPM you will receive a 28° temperature rise]. It's tiny - 10x5x3 inches.
*8kW 35F rise at 1.56 gpm  - $240 -[https://www.homedepot.com/p/Rheem-Performance-8-kW-Self-Modulating-1-55-GPM-Tankless-Electric-Water-Heater-RETEX-08/300800454]
*6.5 kW 30A 240 - $120 [https://www.amazon.com/Electric-Tankless-SIVUATEK-Control-Instant/dp/B09CYM78PP/ref=sr_1_7?crid=C7DAK94VED4J&keywords=240v%2B30A%2Bon%2Bdemand%2Bwater%2Bheater&qid=1666582926&qu=eyJxc2MiOiIxLjUxIiwicXNhIjoiMC4wMCIsInFzcCI6IjAuMDAifQ%3D%3D&s=hi&sprefix=240v%2B30a%2Bon%2Bdemand%2Bwater%2Bheate%2Ctools%2C96&sr=1-7&th=1]
 
==Propane==
*{{check}}Houston - [https://www.ebay.com/itm/373626320765?_skw=propane+water+heater&epid=7026682909&itmmeta=01KBMTKK0RK5QVAY0RKAMFEBPP&hash=item56fddd377d:g:LM0AAOSwG29n4mHv&itmprp=enc%3AAQAKAAAA0FkggFvd1GGDu0w3yXCmi1dA8pdy0C%2F23pvaX7PBGdY00DwMQwLi0n1e9sKz3MGFPcYBTUqbRwh%2B4XSkGUC1O7KxN7z345HQfDi4C6yx%2FfsREB8sdIvQ9jvg08Wan2ELU7kS86ICrf5LY8TLllB%2BUYJ3i1OD8b9Y1%2BUucA5AbRo1iSmuiqqM1nS%2F1fBnyqVagtVKxqL5GF7%2FjGOPPMHZ63O2Aw9ShaODmKClOHCek3aFmqMjzHM4HDazgNXR%2Fgh5hoWq%2FSjzz69d2%2BUT%2BXsZF%2Fc%3D%7Ctkp%3ABk9SR9awzprdZg]
*Dec 6-8 - [https://www.ebay.com/itm/224465929499?_skw=propane+water+heater&epid=8044013228&itmmeta=01KBMTKK0Q7FRJKEGNTG597YV3&hash=item344336451b:g:77sAAeSwT25o17HD&itmprp=enc%3AAQAKAAAA8FkggFvd1GGDu0w3yXCmi1fRRqorrTMnwCDwcC8RqeZTMZNS65WmPtS89qk02y1dffdlO3pnhbX%2FzXMQi7Me91w13kWC1r6Y1y32ciN1WKiXbC2OlI7miQUfUSNcV22fUGKKyPGrSsE0yjnAWwYAoDh1hRUNXC6KfACJ05eDhW84JPAzgK7JnofFE25c%2FLD2sFyyHd8ibksmv000hOid7DdmNcC4G0U5BICMffxjNlhk9I2rqwdlQEtl795ZMCtRRiJJOspZxBNMYFefUO9Zc18IIy4bwPsXeprvkA0B5L%2BCFNNYO3yJnmnlKckNSvfJ9g%3D%3D%7Ctkp%3ABFBM0rDOmt1m]
*4 gpm dec 6 [https://www.ebay.com/itm/195411418697?_trkparms=amclksrc%3DITM%26aid%3D1110006%26algo%3DHOMESPLICE.SIM%26ao%3D1%26asc%3D20231107084023%26meid%3D9606a7a123a7484eb6aff53014cb27e6%26pid%3D101875%26rk%3D2%26rkt%3D4%26sd%3D376304856937%26itm%3D195411418697%26pmt%3D1%26noa%3D0%26pg%3D2332490%26algv%3DSimVIDwebV3WithCPCExpansionEmbeddingSearchQuerySemanticBroadMatchSingularityRecallReplaceKnnV4WithVectorDbNsOptHotPlRecallCIICentroidCoviewCPCAuto&_trksid=p2332490.c101875.m1851&itmprp=cksum%3A1954114186979606a7a123a7484eb6aff53014cb27e6%7Cenc%3AAQAKAAABcG96wQ16jds4VFcrhy1F3d4mbwZUJI9Fs%252BgdXYAHIzlX2e3YaNh7x%252BEnKA3G%252BCqSl1Xn4McfcWFK1GytmS2qxJ87mtE8Gm3iR1Ja4WBwh0hNHJrJx3Ki5mp04ow4CO7lP%252BooCybZDDU%252BbbSwmg7CbTin%252BBzBzbCYVnbjvyQAHu6--HI4MB7SvJl5IJqlyvomgoLMlgT6qAJzX0SANJhty2ctBIZCK0APKhv3AHCcGWKQz%252B4baSuP3JLUmTvX6SF93mXukwmOQxBiA3dyCqDYIwdpOvnVQtNJaZs9RjQfLq92zHXWtHzII4mhkQlU69YIN2THJbCCD2xyqTLq5otqLWQ5e%252BmpFRenLE%252FlAsOPdCK%252FKM1Msw8EzDsb022fqWK6FNqqzbhfreRSJzGY3Gowh9SxShiup8uGCWLXdEYRdYyFKD0zr3oMEHEDrBUy2QghwLkzK9woorz5HuN45A%252Fg3U92S6yYv2Vf4NVlMdTBVi9A%7Campid%3APL_CLK%7Cclp%3A2332490&itmmeta=01KBMTDNKX03B9CS0RWA6QSYQ5]
*$1150 LP [https://www.menards.com/main/plumbing/water-heaters/gas-water-heaters/richmond-reg-encore-reg-super-high-efficiency-tankless-water-heater-with-wi-fi/rmtgh95dvelp-3/p-1642874293373302-c-1541513694149.htm]
*$130 LP 2.6 gpm [https://www.vevor.com/water-heaters-c_12270/portable-propane-water-heater-10l-tankless-with-accessory-regulator-for-rv-p_010622281198]
*$110 4 gpm [https://www.newegg.com/p/2Y7-0023-00006?Item=9SIC3KHKNP9080&cm_sp=product-_-from-price-options]
*10 L dec 6 [https://www.ebay.com/itm/376304856937?chn=ps&_trkparms=ispr%3D1&amdata=enc%3A1TtoFOFwOSmShposj1OwYhQ20&norover=1&mkevt=1&mkrid=711-117182-37290-0&mkcid=2&mkscid=101&itemid=376304856937&targetid=2321110923341&device=c&mktype=pla_with_promotion&googleloc=9023315&poi=&campaignid=21415040041&mkgroupid=173029508348&rlsatarget=aud-1242981527210:pla-2321110923341&abcId=9450166&merchantid=5357978995&gad_source=1&gad_campaignid=21415040041&gbraid=0AAAAAD_QDh-lz06qIrJuXBzmWmIsYkPsH&gclid=Cj0KCQiA_8TJBhDNARIsAPX5qxRDuvDF9nlD2yKS3V8sFvffX3vUoEur5Vbz9EETBwkLaj7WOm3pXtMaAjY_EALw_wcB]


=Links=
=Links=
*[[Tankless Electric Water Heater]]
*Service valve - [https://www.amazon.com/Watts-4-LFTWH-FT-HCN-RV-Tankless-Service-Pressure/dp/B07HBCMKP3/ref=sr_1_2_sspa?s=hi&ie=UTF8&qid=1548870551&sr=1-2-spons&keywords=tankless+water+heater+valve+kit+1%2F2%22&psc=1]
*Service valve - [https://www.amazon.com/Watts-4-LFTWH-FT-HCN-RV-Tankless-Service-Pressure/dp/B07HBCMKP3/ref=sr_1_2_sspa?s=hi&ie=UTF8&qid=1548870551&sr=1-2-spons&keywords=tankless+water+heater+valve+kit+1%2F2%22&psc=1]
*Could alternatively use 2 [[Diverter Valve]]s  + with separate relief valve . Cost of $19x2 +
*Could alternatively use 2 [[Diverter Valve]]s  + with separate relief valve . Cost of $19x2 +
*[[Mintank Water Heater]]

Latest revision as of 14:09, 4 December 2025

Tankless.jpg

Cleaning

  • Scale builds up on the inside of pipes, and must be cleaned every year with mild acid such as vinegar

Sourcing

Electric

  • 4.1 kW 100F rise recovary rate of 30 gph - stated spec. $330 [1]. Q&A is inconsistent with spec: [At 0.5 GPM you will receive a 56° temperature rise, at 1.0 GPM you will receive a 28° temperature rise]. It's tiny - 10x5x3 inches.
  • 8kW 35F rise at 1.56 gpm - $240 -[2]
  • 6.5 kW 30A 240 - $120 [3]

Propane

Links

Retrieved from "https://wiki.opensourceecology.org/index.php?title=Tankless_Water_Heater&oldid=314973"