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Tel: 270-786-3010
Geothermal Supply Company
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  • 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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  • Tee Quick View
    • Tee Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • Tee

    • $8.15 – $807.76Price range: $8.15 through $807.76
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Elbow – 45° Quick View
    • Elbow – 45° Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • Elbow – 45°

    • $9.28 – $566.66Price range: $9.28 through $566.66
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Elbow – 90° Quick View
    • Elbow – 90° Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • Elbow – 90°

    • $6.91 – $460.00Price range: $6.91 through $460.00
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Cap Quick View
    • Cap Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • Cap

    • $4.64 – $384.00Price range: $4.64 through $384.00
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Reducer Quick View
    • Reducer Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • Reducer

    • $6.48 – $252.55Price range: $6.48 through $252.55
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Branch Saddle – Round Base Quick View
    • Branch Saddle – Round Base Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • Branch Saddle – Round Base

    • $10.03 – $175.53Price range: $10.03 through $175.53
    • Select options This product has multiple variants. The options may be chosen on the product page
  • HDPE Spacer Flange – 1″ Thick Quick View
    • HDPE Spacer Flange – 1″ Thick Quick View
    • Butt Fusion Fittings, Molded Fittings
    • HDPE Spacer Flange – 1″ Thick

    • $40.18 – $135.88Price range: $40.18 through $135.88
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Flange Adapter Quick View
    • Flange Adapter Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • Flange Adapter

    • $17.26 – $135.03Price range: $17.26 through $135.03
    • Select options This product has multiple variants. The options may be chosen on the product page
  • HDPE Blind Flange – 1″ Thick Quick View
    • HDPE Blind Flange – 1″ Thick Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • HDPE Blind Flange – 1″ Thick

    • $27.48 – $104.12Price range: $27.48 through $104.12
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Backup Rings Quick View
    • Backup Rings Quick View
    • Butt Fusion Fittings, Fittings, Molded Fittings
    • Backup Rings

    • $12.09 – $94.27Price range: $12.09 through $94.27
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Coupling – Male Pipe Thread (MPT) Quick View
    • Coupling – Male Pipe Thread (MPT) Quick View
    • Fittings, Molded Fittings, Socket Fusion
    • Coupling – Male Pipe Thread (MPT)

    • $11.61 – $54.24Price range: $11.61 through $54.24
    • Select options This product has multiple variants. The options may be chosen on the product page
  • Coupling – Female Pipe Thread (FPT) Quick View
    • Coupling – Female Pipe Thread (FPT) Quick View
    • Fittings, Molded Fittings, Socket Fusion
    • Coupling – Female Pipe Thread (FPT)

    • $12.00 – $52.32Price range: $12.00 through $52.32
    • Select options This product has multiple variants. The options may be chosen on the product page
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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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