All COOPLOK grooved couplings are UL Listed and FM Approved for schedule 10, schedule 40 steel pipe and sprinkler pipe.
Gasket Style
![](https://cdn11.bigcommerce.com/s-rsvmdxl/product_images/uploaded_images/moved-44259bacca736c7dc3868b3150bfe4be.png)
Sprinkler Pipe Approvals
SCI COOPLOK Grooved Couplings are UL LIsted and FM approved forThe following types of sprinkler pipe
- Dyna-Thread, Central-Thread, XL, XL-II, Dyna-Flow, Super-Flow
- Eddylite, Eddy Flow, Eddy Thread 40
- Gal-7
- EZ-Flow
- WLS, Mega-Flow, Mega-Thread, MLT, GL
- Steady Flow, Steady Thread
- Fire-Flow, EZ-Thread
- Tex-Flow
- SPS flow