Manuals and Guides
MRGNB Specification Manual
The Master Roofers Guarantee Corporation (or “MRGNB”) is set apart from other roofing organizations via the standards set forth in it’s specification manual, which, when adhered to results in a start of the art product.
MRGNB Preventative Roof Maintenance Guide – 2015
The maintenance guide sets out what constitutes “maintenance” and what constitutes “warranty” as well as specifying what aspects of the roof are covered under the warranty.
MRGNB Policy and Procedure Manual for Quality Assurance Observation of Roof Applications – 2021
This “NEW” manual replaces the “MRGNB Policy and Standards Manual for Quality Assurance Observation of Roof Applications” published in 2013. The new manual content has been reorganized to improve clarity and also incorporates administrative updates and reporting requirement changes.