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Product Certificates  

1.  File No. 5482 for all RONBOW ceramic lavatory products
2.  File No. 4367 for all RONBOW glass lavatory products
3.  File CMR 248 - the Massachusetts Fuel Gas and Plumbing Code for all RONBOW ceramic lavatory products
4.  File CMR 248 - the Massachusetts Fuel Gas and Plumbing Code for all RONBOW glass lavatory products