Hercules® Boiler Solder

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Hercules® Boiler Solder makes strong lasting repairs on leaks in steam boilers caused by leaking joints or sand holes during installation, or on older installations where corrosion, vibration, settling, causes leaks and cracks.

Click a file below to view/download

  • pdf Seasonal Boiler Maintenance Tips https://www.oatey.com//ASSETS/DOCUMENTS/ITEMS/EN/Oatey_BoilerMaintenance20170912_R1.pdf;
  • pdf SDS US https://www.oatey.com//ASSETS/DOCUMENTS/ITEMS/EN/SDS US - Hercules Boiler Solder.pdf;
  • pdf Submittal https://www.oatey.com//ASSETS/DOCUMENTS/ITEMS/EN/BoilerSolder.pdf;
  • Size
    • 1lb
    • 200lb
Clear List
Properties Product No. Product Name QTY
NoImage NoImage

Size : 1lb

30310 Hercules® 1 lb. Boiler Solder Add to Project List
NoImage NoImage

Size : 200lb

30320 Hercules® 200 lb. Boiler Solder Add to Project List

Availability By Branch

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Availability By Branch

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  • Free-flowing powder makes lasting repairs on difficult leaks in steam boilers
  • Odorless, petroleum-free formula
  • Will not clog
  • Can be used on all steam systems
  • Will not interfere with normal boiler operation


  • Size 1lb


Availability By Branch

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