10’x8′ Tiger Shiplap Pent Shed – Heavy Duty Shiplap Sheds. The Tiger Shiplap Pent Heavy Duty Framing model is an upgrade on the popular classic pent shed, with double-thick timber framework for added stability and durability. This tougher framing is often preferred by customers for a long lasting structure with a high level of traffic and workload. Hardwearing and tough, the Heavy Duty model is clad in 12mm shiplap timber boards, with a tongue and groove floor and roof to provide great storage and workspace. 10’x8′ Tiger Shiplap Pent Shed – Heavy Duty Shiplap Sheds