TECHNICAL DATA SHEET Effisus Stopper MR The Effisus Stopper MR is designed to permanently seal metal roof penetrations with diameters from 3 to 750mm. It allies to its EPDM or Silicone composition, a that is edged with aluminium bands that allow it to fit to virtually all metal roof corrugations.

TECHNICAL DATA SHEET Technical data Essential characteristics EPDM Grey EPDM Black Change in hardness (points) Flame resistance Installation code for metal roofing and walling Installation of domestic solid fuel burning products Constant temperature resistance Intermittent temperature resistance Rain test *Tests conducted at 83ºC, 50% relative humidity / dry cycle and 0.48 w/m2 (UV-A 340 nm)

TECHNICAL DATA SHEET Others Basic Use Sealing of metal roof penetrations with diameters from 3 to 750mm. Composition Flexible EPDM membrane with aluminum bands on the edges to form & follow the various corrugations of the roof. Surface Preparation Surface must be clean and dry. Moisture, dust, dirt, or other foreign matter should be removed. Remove oil and grease, etc. with Effisus Cleaner or a non residue cleaner such as acetone or lacquer thinner. Remove salt and other contaminants.