Shire Marlborough shed (3590*2990. 2.5m ht) -see https://www.shiregb.com/product/marlborough-log-cabin/
6 years old, repair roof overhang (roof itself appears unaffected), has rotted at various depths from front. Replace felt on roof.
Repaired/refelted log cabin roof, great job, efficient, prompt - would use again.