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Open: Mon-Fri 7A-4P (CST)
Tel: 270-786-3010
Geothermal Supply Company
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  • About
  • Products
    • HDPE Pipe
      • Loops
        • PE4710 DR9 250psi
        • PE4710 DR11 200psi
      • Coils
        • PE4710 DR11 200psi
      • Straight Lengths
        • PE4710 DR11 200psi
        • PE4710 DR15.5 140psi
    • Fittings
      • Molded Fittings
        • Butt Fusion
          • Elbow – 90 deg
          • Elbow – 45 deg
          • Tee
          • Cap
          • Reducer
          • Service Saddle – Rect. Base
          • Branch Saddle – Round Base
          • Flange Adapter
          • Back Up Rings
          • Blind Flange – Plain
          • Spacer Flange
        • Socket Fusion
          • Couplings – Straight
          • Coupling – Reducing
          • Coupling – Male Pipe Thread (MPT)
          • Coupling – Female Pipe Thread (FPT)
          • Coupling – MPT x Swivel
          • Elbow – 90 deg – Straight
          • Elbow – 45 deg
          • Tee – Straight
          • Tee – Reducing
          • Elbow – Street
          • Cap
          • Socket Saddle – Rect. Base
      • Fabricated Fittings
        • Reducing Tee
          • Butt x Butt x Butt
          • Butt x Butt x Socket
          • Butt x Butt x FPT
          • Butt x Butt X MPT
        • Reducing Socket Headers
        • Custom U-Bends
          • Fabricated U-bend
          • Molded U-bend
      • Electrofusion Fittings
        • Couplings
      • Brass Fittings
        • Elbow – 90 deg
        • Tee
        • Elbow – 90 Street
        • Plug
        • Nipple
        • Union
        • Bushing
        • Coupling
    • Valves
      • Brass Ball Valves
      • Circuit Balancing Valves
      • Polyethylene Ball Valves
      • Swing Check Valves
      • Butterfly Valves
        • Lug Butterfly Valves/Lever
        • Lug Butterfly Valves/Gear
      • Bolts, Nuts & Washers
    • Purging Equipment
      • 50 Micron Filter
      • Purge Pro® 150
      • Purge Pro® 200
      • Purge Pro® 500
      • Purge Pro® 500 Flowmeter
      • Purge Pro® Mini-Max
      • Purge Pro® Max
      • Purge Pro® Super Max
    • Grout-Sand
      • Thermal Grout Lite
      • Thermal Grout Select
      • BH20 Grout
      • PowerTec
      • Silica Sand
    • Fusion Equipment
      • Electrofusion
        • Electrofusion Processor
        • Electrofusion Scraper Kit
      • Socket
        • Socket Fusion Tool
        • Heater Bag
        • Cold Ring
        • Depth Gauge / Chamfer Tool
        • Heater Faces
        • Tool Box
        • Residential Kit
        • Commercial Kit
      • Butt Fusion
        • McElroy 28 TracStar
        • McElroy 412 TracStar
        • McElroy 412
          • McElroy 412
          • McElroy 412 Inserts
        • McElroy 28
          • McElroy 28
          • McElroy 28 Combo Unit
          • McElroy 28 Inserts
        • McElroy 26
          • McElroy 26
          • McElroy 26 Inserts
        • McElroy 14
          • McElroy 14 Only
          • McElroy 14 Pitbull Package
          • McElroy 14 Inserts
    • Loop Field Accessories
      • Geothermal Underground Detectable Tape
      • 3M Marker Ball
      • 3M iD Marker Ball
      • 3M Dynatel Marker Ball Locator
      • Tracer Wire (12 Gauge)
      • Tracer Wire (14 Gauge)
      • DepthPro 500
      • Hydro-Test Commercial Kit
      • Hydro-Test Residential Kit
    • Accessories
      • Geo-Loop Conditioner
      • Geo-Loop Conditioner (Case)
      • Digital Pressure Gauge
      • Pressure Gauge
      • Pressure Combo Unit
      • Pressure Inducer
      • Gauge Adapters
      • P/T Plugs
      • Digital Thermocouple Thermometer
      • Shut Off Tool
      • Penetration Probe
      • Air Probe
      • Surface Probe
      • Pipe Cutters
      • Test Caps
      • Super Dooper Inducer
    • All Products
  • HDPE Fab Shop
    • Geothermal Vaults
    • Custom Headers / Ice Rinks
    • Water/Sewer
  • Rentals
  • Services
  • Literature
    • All Literature
    • Atlantis Vaults
    • Helpful Links
  • My Account
    • Account Registration
  • Contact
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  • PowerTec Quick View
    • PowerTec Quick View
    • Grout-Sand

    • PowerTec

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  • Ice Rink Headers & Piping Quick View
    • Ice Rink Headers & Piping Quick View
    • Headers

    • Ice Rink Headers & Piping

    • Read more
  • Custom Headers Quick View
    • Custom Headers Quick View
    • Headers

    • Custom Headers

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  • Atlantis Vault Quick View
    • Atlantis Vault Quick View
    • Geothermal Vaults

    • Atlantis Vault

    • Read more
  • Purge Pro® Super Max Quick View
    • Purge Pro® Super Max Quick View
    • Purging Equipment

    • Purge Pro® Super Max

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  • Purge Pro® Max Quick View
    • Purge Pro® Max Quick View
    • Purging Equipment

    • Purge Pro® Max

    • Read more
  • Silica Sand Quick View
    • Silica Sand Quick View
    • Grout-Sand

    • Silica Sand

    • Read more
  • BH20 Grout Quick View
    • BH20 Grout Quick View
    • Grout-Sand

    • BH20 Grout

    • Read more
  • Thermal Grout Select Quick View
    • Thermal Grout Select Quick View
    • Grout-Sand

    • Thermal Grout Select

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  • Thermal Grout Lite Quick View
    • Out of Stock
      Thermal Grout Lite Quick View
    • Grout-Sand

    • Thermal Grout Lite

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  • McElroy 28 Combo Unit Quick View
    • McElroy 28 Combo Unit Quick View
    • Butt Fusion Equipment, Fusion Equipment, McElroy 28

    • McElroy 28 Combo Unit

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  • McElroy 28 Quick View
    • McElroy 28 Quick View
    • Butt Fusion Equipment, Fusion Equipment, McElroy 28

    • McElroy 28

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PRODUCT CATEGORIES

GEO PRODUCTS

Geothermal Supply Company offers a wide variety of geothermal products. We supply a wide range of products including polyethylene pipe, prefabricated vaults and custom headers. We design and manufacture many of our products ourselves to ensure the highest of quality and customer satisfaction. Our goal is to provide the geothermal industry with quality components necessary for proper geothermal installation and operation. While most of our products are represented here, GSC may be able to provide other items that are not found on this website. Please contact us if you do not find what you are looking for, have questions, or need more information.

General inquiries

T 270-786-3010
F 270-786-4136
Contact form on website

Business Address

106 Cherry Street
Horse Cave, KY 42749

Business Hours

Monday - Friday
7:00 AM - 4:00 PM
Central Time Zone

Useful Links

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© 2026 Core & Main LP.® All Rights Reserved. Use of this site is subject to the Core & Main LP Terms of Use and Privacy Notice.
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  • Home
  • About
  • Products
    • HDPE Pipe
      • Loops
        • PE4710 DR9 250psi
        • PE4710 DR11 200psi
      • Coils
        • PE4710 DR11 200psi
      • Straight Lengths
        • PE4710 DR11 200psi
        • PE4710 DR15.5 140psi
    • Fittings
      • Molded Fittings
        • Butt Fusion
          • Elbow – 90 deg
          • Elbow – 45 deg
          • Tee
          • Cap
          • Reducer
          • Service Saddle – Rect. Base
          • Branch Saddle – Round Base
          • Flange Adapter
          • Back Up Rings
          • Blind Flange – Plain
          • Spacer Flange
        • Socket Fusion
          • Couplings – Straight
          • Coupling – Reducing
          • Coupling – Male Pipe Thread (MPT)
          • Coupling – Female Pipe Thread (FPT)
          • Coupling – MPT x Swivel
          • Elbow – 90 deg – Straight
          • Elbow – 45 deg
          • Tee – Straight
          • Tee – Reducing
          • Elbow – Street
          • Cap
          • Socket Saddle – Rect. Base
      • Fabricated Fittings
        • Reducing Tee
          • Butt x Butt x Butt
          • Butt x Butt x Socket
          • Butt x Butt x FPT
          • Butt x Butt X MPT
        • Reducing Socket Headers
        • Custom U-Bends
          • Fabricated U-bend
          • Molded U-bend
      • Electrofusion Fittings
        • Couplings
      • Brass Fittings
        • Elbow – 90 deg
        • Tee
        • Elbow – 90 Street
        • Plug
        • Nipple
        • Union
        • Bushing
        • Coupling
    • Valves
      • Brass Ball Valves
      • Circuit Balancing Valves
      • Polyethylene Ball Valves
      • Swing Check Valves
      • Butterfly Valves
        • Lug Butterfly Valves/Lever
        • Lug Butterfly Valves/Gear
      • Bolts, Nuts & Washers
    • Purging Equipment
      • 50 Micron Filter
      • Purge Pro® 150
      • Purge Pro® 200
      • Purge Pro® 500
      • Purge Pro® 500 Flowmeter
      • Purge Pro® Mini-Max
      • Purge Pro® Max
      • Purge Pro® Super Max
    • Grout-Sand
      • Thermal Grout Lite
      • Thermal Grout Select
      • BH20 Grout
      • PowerTec
      • Silica Sand
    • Fusion Equipment
      • Electrofusion
        • Electrofusion Processor
        • Electrofusion Scraper Kit
      • Socket
        • Socket Fusion Tool
        • Heater Bag
        • Cold Ring
        • Depth Gauge / Chamfer Tool
        • Heater Faces
        • Tool Box
        • Residential Kit
        • Commercial Kit
      • Butt Fusion
        • McElroy 28 TracStar
        • McElroy 412 TracStar
        • McElroy 412
          • McElroy 412
          • McElroy 412 Inserts
        • McElroy 28
          • McElroy 28
          • McElroy 28 Combo Unit
          • McElroy 28 Inserts
        • McElroy 26
          • McElroy 26
          • McElroy 26 Inserts
        • McElroy 14
          • McElroy 14 Only
          • McElroy 14 Pitbull Package
          • McElroy 14 Inserts
    • Loop Field Accessories
      • Geothermal Underground Detectable Tape
      • 3M Marker Ball
      • 3M iD Marker Ball
      • 3M Dynatel Marker Ball Locator
      • Tracer Wire (12 Gauge)
      • Tracer Wire (14 Gauge)
      • DepthPro 500
      • Hydro-Test Commercial Kit
      • Hydro-Test Residential Kit
    • Accessories
      • Geo-Loop Conditioner
      • Geo-Loop Conditioner (Case)
      • Digital Pressure Gauge
      • Pressure Gauge
      • Pressure Combo Unit
      • Pressure Inducer
      • Gauge Adapters
      • P/T Plugs
      • Digital Thermocouple Thermometer
      • Shut Off Tool
      • Penetration Probe
      • Air Probe
      • Surface Probe
      • Pipe Cutters
      • Test Caps
      • Super Dooper Inducer
    • All Products
  • HDPE Fab Shop
    • Geothermal Vaults
    • Custom Headers / Ice Rinks
    • Water/Sewer
  • Rentals
  • Services
  • Literature
    • All Literature
    • Atlantis Vaults
    • Helpful Links
  • My Account
    • Account Registration
  • Contact
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