Ubbink's UB30 Double Roman WEP is a pre-shaped flashing unit to suit:
Redland, 50 Double Roman
Marley, Double Roman
Sandtoft, Double Roman
A practical and aesthetically pleasing method for penetrating a pitched roof covering with horizontal pipework or cabling. This WEP system eliminates the need for installing lead flashings around pipe exit points, as well as the need to cut any of the surrounding tiles or slates.