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Mechanical

Big Frog Supply has all the mechanical equipment and hardware you need to get your job done. We want to make it easy for you to buy right the first time.
  • Rinnai - 103000080 - Natural Gas to LP Gas Conversion Kit for RU160i Tankless Water Heater

    Rinnai
    Original price $ 45.00 - Original price $ 45.00
    Original price
    $ 45.00
    $ 45.00 - $ 45.00
    Current price $ 45.00

    Quick-n Easy Gas Conversion Remove 3 screws, change the orifice, parameter, and apply the new data plate Model Compatibility Conv NG LPG Univ...

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    Original price $ 45.00 - Original price $ 45.00
    Original price
    $ 45.00
    $ 45.00 - $ 45.00
    Current price $ 45.00
  • EWS - Essential RO3 Filter Set

    EWS
    Original price $ 397.50 - Original price $ 498.75
    Original price
    $ 397.50 - $ 498.75
    $ 397.50 - $ 498.75
    Current price $ 397.50

    RO3 Filter Replacement Set (F.SET.RO3) Three stages of advanced carbon filtration and high-capacity reverse osmosis membrane. Any individual or...

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    Original price $ 397.50 - Original price $ 498.75
    Original price
    $ 397.50 - $ 498.75
    $ 397.50 - $ 498.75
    Current price $ 397.50
  • Grundfos - GTK03U - Rinnai Circ-Logic Grundfos GTK03U Kit

    Grundfos
    Original price $ 376.19 - Original price $ 376.19
    Original price
    $ 376.19
    $ 376.19 - $ 376.19
    Current price $ 376.19

      Install Manual Rinnai’s recirculation technology is called Circ-Logic. Circ-Logic allows consumers to set recirculation patterns that coincide wi...

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    Original price $ 376.19 - Original price $ 376.19
    Original price
    $ 376.19
    $ 376.19 - $ 376.19
    Current price $ 376.19
  • Chronomite - SR-20L/120 - HTR SR Series Instant Low Flow Tankless Water Heater, small

    Chronomite
    Original price $ 208.79 - Original price $ 208.79
    Original price
    $ 208.79
    $ 208.79 - $ 208.79
    Current price $ 208.79

    Install Manual Choosing the right Tankless Electric Water Heater for your home. Chronomite electric tankless water heaters are the space-saving ...

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    Original price $ 208.79 - Original price $ 208.79
    Original price
    $ 208.79
    $ 208.79 - $ 208.79
    Current price $ 208.79
  • Laing - LHB08100085/60A0G1008 - Low Flow Circulating Pump with Cord, Threaded

    Laing
    Original price $ 329.20 - Original price $ 329.20
    Original price
    $ 329.20
    $ 329.20 - $ 329.20
    Current price $ 329.20

    Spec Sheet Circulating Pump With Adjustable Speed and Plug, 1/2" Thread Connection, Lead Free Brass Designed with the highly efficient electronical...

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    Original price $ 329.20 - Original price $ 329.20
    Original price
    $ 329.20
    $ 329.20 - $ 329.20
    Current price $ 329.20
  • Rinnai - PCD07-EW - Euro White Pipe Cover Enclosure for Ultra Series

    Rinnai
    Original price $ 189.99 - Original price $ 189.99
    Original price
    $ 189.99
    $ 189.99 - $ 189.99
    Current price $ 189.99

    Rinnai cover enclosure in European White color for ultra series tankless water heaters. Cover your pipes protecting them with this cover. SKU: PCD0...

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    Original price $ 189.99 - Original price $ 189.99
    Original price
    $ 189.99
    $ 189.99 - $ 189.99
    Current price $ 189.99
  • Liberty Pumps - 331 - Model 331 Portable Transfer Pump

    Liberty Pumps
    Original price $ 304.50 - Original price $ 304.50
    Original price
    $ 304.50
    $ 304.50 - $ 304.50
    Current price $ 304.50

    Spec Sheet Install Manual The Model 331 by Liberty is a convenient, easy-to-use portable transfer pump for moving water from one location to anoth...

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    Original price $ 304.50 - Original price $ 304.50
    Original price
    $ 304.50
    $ 304.50 - $ 304.50
    Current price $ 304.50
  • EWS - F.SET.SS-1.0 - SS Filter Replacement

    EWS
    Original price $ 73.50 - Original price $ 73.50
    Original price
    $ 73.50
    $ 73.50 - $ 73.50
    Current price $ 73.50

    SS Filter Replacement (F.SET.SS) Single stage unit for limited use and for providing better tasting water. For wet bars, ice makers, and other ...

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    Original price $ 73.50 - Original price $ 73.50
    Original price
    $ 73.50
    $ 73.50 - $ 73.50
    Current price $ 73.50
  • Rinnai - 184162PP - 38" Roof Discharge for Condensing Units

    Rinnai
    Original price $ 110.00 - Original price $ 110.00
    Original price
    $ 110.00
    $ 110.00 - $ 110.00
    Current price $ 110.00

    Rinnai roof discharge 38" for condensing ultra series tankless water heaters. SKU: 184162PP Color of product may differ from image. This Venting ...

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    Original price $ 110.00 - Original price $ 110.00
    Original price
    $ 110.00
    $ 110.00 - $ 110.00
    Current price $ 110.00
  • Rinnai - RL94iP - Propane Tankless Water Heater, 9.4 Gallons Per Minute

    Rinnai
    Original price $ 1,305.25 - Original price $ 1,305.25
    Original price
    $ 1,305.25
    $ 1,305.25 - $ 1,305.25
    Current price $ 1,305.25

    Spec Sheet   Install Manual High Efficiency Plus 9.8 GPM 199,000 BTU Propane Gas Interior Tankless Water Heater Enjoy an endless supply of hot...

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    Original price $ 1,305.25 - Original price $ 1,305.25
    Original price
    $ 1,305.25
    $ 1,305.25 - $ 1,305.25
    Current price $ 1,305.25
    Sold out
  • Rinnai - 224053 - Vent Pipe Extension 39"

    Rinnai
    Original price $ 78.00 - Original price $ 78.00
    Original price
    $ 78.00
    $ 78.00 - $ 78.00
    Current price $ 78.00

    39" vent pipe extension for your Rinnai tankless water heater venting. Inner exhaust material is aluminum and outer intake material is plastic. Pa...

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    Original price $ 78.00 - Original price $ 78.00
    Original price
    $ 78.00
    $ 78.00 - $ 78.00
    Current price $ 78.00
  • Rinnai - MC-601-BK - Controller MC-601, Black

    Rinnai
    Original price $ 139.00 - Original price $ 139.00
    Original price
    $ 139.00
    $ 139.00 - $ 139.00
    Current price $ 139.00

    Instruction The MC-601-BK is made from premium materials, this Item offers great function and value for your home. This fixture is part of Rinnai...

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    Original price $ 139.00 - Original price $ 139.00
    Original price
    $ 139.00
    $ 139.00 - $ 139.00
    Current price $ 139.00
  • Rinnai - RU199iN - Sensei Indoor Natural Gas Condensing Tankless Water Heater

    Rinnai
    Original price $ 1,537.90 - Original price $ 1,537.90
    Original price
    $ 1,537.90
    $ 1,537.90 - $ 1,537.90
    Current price $ 1,537.90

    Spec Sheet  Install Manual With an enhanced combustion design, the Rinnai SENSEI Tankless Water Heater provides a better experience for both users ...

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    Original price $ 1,537.90 - Original price $ 1,537.90
    Original price
    $ 1,537.90
    $ 1,537.90 - $ 1,537.90
    Current price $ 1,537.90
    Sold out
  • Rinnai - PCD03-EWV - Pipe Cover Enclosure for Value Series

    Rinnai
    Original price $ 200.00 - Original price $ 200.00
    Original price
    $ 200.00
    $ 200.00 - $ 200.00
    Current price $ 200.00

    Rinnai cover enclosure for value V65 and V76 series tankless water heaters. Cover your pipes to prevent damage, heat, cold from the pipes matching ...

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    Original price $ 200.00 - Original price $ 200.00
    Original price
    $ 200.00
    $ 200.00 - $ 200.00
    Current price $ 200.00
  • Franklin Electric - 2823008110 - CB, 1.5hp, 230v, 60hz Standard Control Box, 1.5hp, 230v, 60 Hz

    Franklin Electric
    Original price $ 140.65 - Original price $ 140.65
    Original price
    $ 140.65
    $ 140.65 - $ 140.65
    Current price $ 140.65

    Install Manual Franklin single-phase controls are designed and optimized specifically for Franklin Electric motors. Controls are an integral part ...

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    Original price $ 140.65 - Original price $ 140.65
    Original price
    $ 140.65
    $ 140.65 - $ 140.65
    Current price $ 140.65
  • Rinnai - 103000077 - Natural Gas to LP Gas Conversion Kit for RU199e Tankless Water Heater

    Rinnai
    Original price $ 45.00 - Original price $ 45.00
    Original price
    $ 45.00
    $ 45.00 - $ 45.00
    Current price $ 45.00

    Quick-n Easy Gas Conversion Remove 3 screws, change the orifice, parameter, and apply the new data plate Model Compatibility Conv NG LPG Univ ...

    View full details
    Original price $ 45.00 - Original price $ 45.00
    Original price
    $ 45.00
    $ 45.00 - $ 45.00
    Current price $ 45.00
  • American Granby - SC4 - 4" Aluminum Well Cap

    American Granby
    Original price $ 47.49 - Original price $ 47.49
    Original price
    $ 47.49
    $ 47.49 - $ 47.49
    Current price $ 47.49

    SC-Series Watertight Cap Features: For use on plastic casing only. Injection molded ABS & grade 319 aluminum, can be solvent welded directly t...

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    Original price $ 47.49 - Original price $ 47.49
    Original price
    $ 47.49
    $ 47.49 - $ 47.49
    Current price $ 47.49
  • Maxitrol - 325-5AL-3/4-V - 3/4" Gas Regulator 550 MBTU 325-5LV 3/4

    Maxitrol
    Original price $ 65.00 - Original price $ 65.00
    Original price
    $ 65.00
    $ 65.00 - $ 65.00
    Current price $ 65.00

    Spec Sheet 325 Series pounds to inches regulators are for use on residential, commercial, and industrial applications. The 325 Series features a hi...

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    Original price $ 65.00 - Original price $ 65.00
    Original price
    $ 65.00
    $ 65.00 - $ 65.00
    Current price $ 65.00
  • Canfield - 50/50 - Solder - 1 Lb Roll

    Canfield
    Original price $ 29.95 - Original price $ 29.95
    Original price
    $ 29.95
    $ 29.95 - $ 29.95
    Current price $ 29.95

    50% Tin / 50% Lead is a general purpose solder used in the soldering of copper and copper alloys and/or ferrous based alloys. This alloy offers sat...

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    Original price $ 29.95 - Original price $ 29.95
    Original price
    $ 29.95
    $ 29.95 - $ 29.95
    Current price $ 29.95
  • Liberty Pumps - ALM-2-1 - Indoor High Liquid Level Alarm

    Liberty Pumps
    Original price $ 130.50 - Original price $ 130.50
    Original price
    $ 130.50
    $ 130.50 - $ 130.50
    Current price $ 130.50

    Spec Sheet Install Manual Standard Alarms Standard Alarms for Sump, Sewage and Effluent Indoor rated 115V operation with 9 volt battery back-up T...

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    Original price $ 130.50 - Original price $ 130.50
    Original price
    $ 130.50
    $ 130.50 - $ 130.50
    Current price $ 130.50
  • Franklin Electric - 2801074915 - CB, 3/4hp, 230v, 60hz Quick Disconnect Control Box, 3/4hp, 230v, 60 Hz

    Franklin Electric
    Original price $ 94.51 - Original price $ 94.51
    Original price
    $ 94.51
    $ 94.51 - $ 94.51
    Current price $ 94.51

    Install Manual Franklin single-phase controls are designed and optimized specifically for Franklin Electric motors. Controls are an integral part ...

    View full details
    Original price $ 94.51 - Original price $ 94.51
    Original price
    $ 94.51
    $ 94.51 - $ 94.51
    Current price $ 94.51
  • Rinnai - 107000450 - Sensei Dedicated Return Valve

    Rinnai
    Original price $ 114.00 - Original price $ 114.00
    Original price
    $ 114.00
    $ 114.00 - $ 114.00
    Current price $ 114.00

    Dedicated Recirculation Valve for RUR, replaces Cold Isolation ValveIncludes: Tee Check valve Drain valve Isolation valve for return line

    Original price $ 114.00 - Original price $ 114.00
    Original price
    $ 114.00
    $ 114.00 - $ 114.00
    Current price $ 114.00
  • Canfield - 95/5 - Lead Free Wire Solder

    Canfield
    Original price $ 37.99 - Original price $ 37.99
    Original price
    $ 37.99
    $ 37.99 - $ 37.99
    Current price $ 37.99

    Lead-Free Wire Solder: Canfield’s 95/5 is a lead-free solder safe for potable water systems as well as other applications (heating and air conditio...

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    Original price $ 37.99 - Original price $ 37.99
    Original price
    $ 37.99
    $ 37.99 - $ 37.99
    Current price $ 37.99
  • Rinnai - 224051 - Vent Pipe Extension 10"

    Rinnai
    Original price $ 50.00 - Original price $ 50.00
    Original price
    $ 50.00
    $ 50.00 - $ 50.00
    Current price $ 50.00

    10" vent pipe extension for your Rinnai tankless water heater venting. Inner exhaust material is aluminum and outer intake material is plastic. Pa...

    View full details
    Original price $ 50.00 - Original price $ 50.00
    Original price
    $ 50.00
    $ 50.00 - $ 50.00
    Current price $ 50.00

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