Shed roof dripping water

[gaz1]

wood frame at sides of the shed and wood apex internally

alternative take roof off jack up 4" with wood with 4x2 and then insulate it how you want

roof can have rockwool or insulation panels side walls swap to rockwool it is fireproof enough to stop a full burnt out within a shed

 

[qwakers]

ive seen this used to good effect.

Grafo-Therm Container Condensation Treatment

Applied to the inside roof of the container, Grafo-Therm soaks up and holds any moisture. A 1.5mm coating of Grafo-Therm can absorb and control against 1 litre of moisture per square meter Non toxic, non flammable and non combustible Incorporates a highly effective fungicide to prevent mould...

www.budgetshippingcontainers.co.uk

im sure you can get smaller quantitys.