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Materials to be covered by the Guarantee Program must be acceptable to RGC. A listing is published in the RCABC Roofing Practices Manual, Section ('''''Reference needed'''''). 

All materials must be protected from weather by properly stacking above ground or roof surface and in factory packaging or other adequate covering until applied. 
All installed roofing materials that are susceptible to moisture damage must be made watertight by the end of each work day.
 
All roofing components must be supplied or accepted by the membrane manufacturer. See manufacturer component listings. ('''''Sections reference here''''')

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Materials to be covered by the Guarantee Program must be acceptable to RGC. A listing is published in the RCABC Roofing Practices Manual, Section C.  See also below in this Section, D1.4.

Materials covered by the Guarantee Program
* that are on site but uninstalled must be protected from weather by properly stacking above ground or roof surface and in factory packaging or other adequate covering until applied. 
* that are installed, but susceptible to moisture damage, must be made watertight by the end of each work day.
* must be supplied or accepted by the membrane manufacturer.