Geothermal Loops

It is all about the loop!

  1. Open Loop

    Open loop systems utilizing water wells and/or surface water. Pump and dump, pump and re-inject.
    Discussions:
    82
    Messages:
    816
    Latest: Returning GEO Water Discharge to Well Valveman, Sep 16, 2022
    RSS

  2. Vertical and Horizontal Loops

    Closed vertical and horizontal loops
    Discussions:
    183
    Messages:
    2,079
    Latest: Flow Center speed Brewer, Jul 26, 2022
    RSS

  3. Surface Water Loops

    Closed loops installed in ponds, lakes, rivers and oceans.
    Discussions:
    23
    Messages:
    310
    Latest: Artesian Well as Heat source in middle of Minnesota? SShaw, Nov 9, 2021
    RSS

  4. Standing Column Well (SCW)

    Discussions:
    19
    Messages:
    323
    Latest: Standing Column Well - North Shore Long Island Jeff S, Dec 6, 2019
    RSS

  5. Hybrid Systems

    Loop systems that use two or more conventional loop types or solar systems, cooling towers, thermal storage systems, etc.
    Discussions:
    9
    Messages:
    94
    Latest: Closed Loop with Temperature Dump? Krush, Jun 16, 2021
    RSS
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Last Message
  1. bengee

    Horizontal Slinky vs. Straight Pipe

    bengee, Nov 12, 2010 ... 2
    Replies:
    23
    Views:
    44,647
    TNsteve
    Oct 22, 2018
  2. CT Geo

    Standing Column vs. Closed Loop System

    CT Geo, Apr 6, 2009 ... 2 3 4
    Replies:
    62
    Views:
    23,296
    Nexsen
    Aug 29, 2010
  3. gte

    Looking for information on direct exchange geo

    gte, Jul 31, 2011 ... 2
    Replies:
    31
    Views:
    19,811
    AMI Contracting
    Mar 3, 2013
  4. wigaloi

    Is it possible...

    wigaloi, Aug 13, 2012 ... 2 3 4
    Replies:
    70
    Views:
    18,957
    engineer
    Aug 30, 2016
  5. Calladrilling

    What are your average drilling speeds?

    Calladrilling, Jan 6, 2012 ... 2
    Replies:
    39
    Views:
    16,702
    waterpirate
    Mar 27, 2016
  6. martyg

    Standing column vs. grouted column

    martyg, Feb 19, 2011 ... 2
    Replies:
    24
    Views:
    14,046
    martyg
    Apr 28, 2011
  7. GeoDosch

    Ground Loop Warranties

    GeoDosch, Aug 3, 2017 ... 2 3
    Replies:
    46
    Views:
    13,376
    docjenser
    Nov 5, 2017
  8. Krsw

    I need some basics here

    Krsw, Feb 15, 2016 ... 2 3 4
    Replies:
    76
    Views:
    13,086
    docjenser
    Feb 23, 2016
  9. Designer_Mike

    Multiple questions about loop design and AUX heating

    Designer_Mike, Jan 29, 2011 ... 2
    Replies:
    30
    Views:
    12,941
    Mark Custis
    Mar 9, 2013
  10. Guest

    Open vs. Closed Loop operating costs?

    Guest, May 7, 2008
    Replies:
    5
    Views:
    10,760
    Guest
    May 12, 2008
  11. Wiley HVAC

    Loop depth!

    Wiley HVAC, Nov 29, 2011 ... 2
    Replies:
    28
    Views:
    10,280
    docjenser
    Mar 21, 2012
  12. DavidCraig

    Geothermal HDPE pipe

    DavidCraig, Aug 4, 2012
    Replies:
    8
    Views:
    10,056
    Kogashuko
    Mar 21, 2013
  13. FHPx3

    Correct Closed Loop material & static pressure

    FHPx3, Jan 25, 2011
    Replies:
    8
    Views:
    9,763
    Looby
    Jan 26, 2011
  14. Geostew227

    Can a garage be built over a segment of a geothermal loop?

    Geostew227, May 20, 2016
    Replies:
    5
    Views:
    9,350
    Roy
    Apr 13, 2020
  15. Calladrilling

    Manufactured loop header vs. reverse return

    Calladrilling, Dec 9, 2011 ... 2
    Replies:
    23
    Views:
    8,853
    docjenser
    Dec 20, 2011
  16. SReg

    Oversized/Undersized Ground Loop ?

    SReg, Jul 9, 2014
    Replies:
    17
    Views:
    8,676
    Palace GeoThermal
    Nov 23, 2014
  17. Rogero

    Significant frost heave from horizontal loops

    Rogero, Mar 27, 2017 ... 2
    Replies:
    28
    Views:
    8,599
    moey
    Jan 16, 2018
  18. arkie6

    Compression fittings for PE loop pipe?

    arkie6, Jul 29, 2015
    Replies:
    19
    Views:
    7,872
    arkie6
    Aug 3, 2015
  19. Skogen

    Sizing the ground loop (Ground loop oversized??!)

    Skogen, Feb 27, 2013
    Replies:
    3
    Views:
    7,787
    Mark Custis
    Feb 28, 2013
  20. Mark Custis

    A new kind of loop

    Mark Custis, Apr 23, 2010
    Replies:
    11
    Views:
    6,335
    Mark Custis
    Aug 2, 2011
Showing threads 1 to 20 of 124

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