< Thread Sealant Paste

Hercules® Pro Dope®

Hercules® Pro Dope® Pipe Joint Compound is an oil-based, soft-setting thread sealant with a uniform, smooth consistency that ensures an easy, drip-free application. This versatile sealant can be used in pipe systems carrying water, natural gas (except oxygen), air, steam, ammonia, brine, diluted acids and alkalis. Both non-hardening and non-toxic, Pro Dope is FBC-approved for use with BlazeMaster, Corzan and FlowGuard CPVC piping systems and can also be used with certain PVC piping (confirm compatibility with manufacturer). This low-odor pipe joint compound wipes away with ease, and its gray color blends in with metal piping for improved aesthetics. Behold the power of Hercules®, products built to last and trusted by plumbers to withstand even the toughest conditions.

UPC: 032628154278
Part #: 15427

Available in 5 variations

Key Features & Benefits

• 16 oz. pipe joint compound
• Provides a tight, positive, leak-free seal
• Prevents rust and corrosion
• Smooth and uniform consistency allows for easy application
• For use on lines carrying water, natural gas (except oxygen), air, steam, ammonia, brine, dilute acids and alkalis
• FBC-approved for use with BlazeMaster, Corzan and FlowGuard CPVC piping systems
• Can also be used on compatible PVC piping
• Low odor, non-hardening and non-toxic
• Withstands up to 250 PSI on liquids and up to 200 PSI on gases ranging from 0° to 350°F
• Will not leak or drip out of the container and wipes clean from hands
• Gray color blends in with metal piping for better aesthetics

Specifications

Weight:	1.944 lb.
Size:	16 oz
Color:	Gray
Brand:	Hercules
Maximum Application Temperature °F:	122°F
Maximum Application Temperature °C:	50°C
Product Type:	Soft Set

Material Compatibility:	Aluminum
Material Compatibility:	Brass
Material Compatibility:	Copper
Material Compatibility:	CPVC
Material Compatibility:	PVC
Material Compatibility:	Stainless Steel
California VOC Compliant:	Yes

More Specifications

Technical Resources (8)

• Submittal
• Submittal
• SDS

• SDS Spanish
• FAQ
• LEED Green Sheet
• Product Instructions
• UL Greenguard Gold Certification

More Downloads

Available in 5 variations

Frequently Asked Questions

What pipe joint compounds should I use in an approved piping system filled with natural gas?

The following Oatey pipe joint compound products are approved for use in this application: Oatey Great Blue, Hercules Block, Hercules Grrip, Hercules Megaloc, Hercules Pipe Joint Compound, Hercules Pro Dope or Hercules Real-Tuff are all safe for this application. 

What is the curing time for pipe joint compound?

Under normal pressures the pipe joint compounds does not need a curing time. If the pressure in the lines is 125psi or higher, the recommended cure time is 4 hours before initiating pressure. Call Oatey Customer Service when in doubt.

Can pipe joint compound and thread sealant tape be used on the same joint?

Yes. Once the male threads are wrapped properly you can apply a coating of pipe joint compound over the thread sealant tape before assembling the joint. Remember that you only apply pipe joint compound to the male threads.  

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