![](https://www.roof2floordrains.co.uk/123213-medium_default/alumasc-low-modulus-310cc-dow-corning-791-silicone-sealant-1-1-1-1-1.jpg)
![](https://www.roof2floordrains.co.uk/122365-medium_default/alumasc-low-modulus-310cc-dow-corning-791-silicone-sealant-1-1-1-1-1.jpg)
![](https://www.roof2floordrains.co.uk/123213-small_default/alumasc-low-modulus-310cc-dow-corning-791-silicone-sealant-1-1-1-1-1.jpg)
![](https://www.roof2floordrains.co.uk/122365-small_default/alumasc-low-modulus-310cc-dow-corning-791-silicone-sealant-1-1-1-1-1.jpg)
Alumasc Low Modulus 310cc Dow Corning 791 Silicone Mastic is used as a protective seal at interfaces for all Alumasc Rainwater Systems.
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