Try a rag soaked in turpentine.
How to remove sap from a rv roof.
The power of steam is a chemical free easy way to get your rv clean from stubborn pollen sap stains.
It is actually made from tree sap and is a better solvent for the sap on your roof research the material used on your roof and figure out if turpentine will be a good fit.
You should be able to obtain turpentine at hardware and paint stores.
Follow up with a mildly diluted solution of bleach and water applied with a rag.
Remove pine sap from your metal trailer with rubbing alcohol.
Removing tree sap from rv roofs.
Wet a rag with a kitchen cleanser with bleach like soft.
Tree sap is a pain to remove from your camper roof.
It may sound a bit bizarre but rv and travel trailer owners have used this method.
Moisten a rag with rubbing alcohol.
Let it melt rub it in and watch the sap remove.
And won t flood your yard or driveway with dirt sticky waste water like a power washer.
Rinse your ethylene propylene diene monomer epdm or rubber roof rv or trailer.
Rubber rv roofs properly called epdm or ethylene propylene diene monomer should be washed normally and allowed to dry.
Follow with a cleanup using simple green and clean water.