Reddit reviews Duramax 30432 Flat Roof Insulated Building, 13 by 10'

Includes a metal foundation that allows building construction on just about any flat level surfaceThick fire-retardant CFC-Free B2 polyurethane insulation offers excellent thermal and acousticSnow load of 30 lbs/sqft - one of the strongest do-it-yourself buildings.Secured door with a dead bolt Lock can be configured on any side panel wall of the building.Extension kit available in 40" Increments and mountable on either sideAn angular roof design for easy water drainage including a gutter system with a downspout to collect residual water.Pre-painted galvanized inner and outer walls provide a stable, impenetrable wallEasy-to-assemble bolted Tongue and groove wall panel Assembly. Provides fast assembly andStackable wall panels, single crate package so that the building can be moved if needed even in a pickup truck.