Viking anti corrosion product are particularly well suited for use with risers- both rigid and flexible: 

When antifouling is used in conjunction with Viking Rub-line when fouling is a problem on riser and jacket legs. Marine growth can cause problems in respect of weight and drag from the sea.
    
 
 
Rigid Risers Description

ㆍMaximum fire protection 
ㆍSpecially designed for the splashzone 
ㆍProvides optimum corrosion protection 
ㆍProvides maximum damage protection 
ㆍChemically boded to substrate 
ㆍCathodic disbonding resistant 
ㆍAntifouling (when required) 
ㆍBlast resistant 
ㆍMaintenance free

Flxible Riser Description

ㆍThe only qualified flexible jet fire protection for flexibles 
ㆍProtects flexible risers in the splash zone 
ㆍJet fire and hydrocarbon fir resistant 
ㆍFlexible rubber based design 
ㆍFatigue tested by SINTEF 
ㆍSea water resistant 
ㆍRobust design, damage resistant 
ㆍApplied at site 
ㆍBecomes and integral part of the flexible riser 
ㆍMaintenance free