All wall, roof and floor panels cast in one continuous piece. Eliminates additional joints. Roof panel is a hip type sloping four directions to the edges. It sits over the walls as a cap with a downturn. External caulking not required.
All seals are internal butyl rubber.
Homogeneous mix - aggregate that is exposed is part of the concrete mix. Rock is not seeded. Please feel free to contact us for any and all of your needs. Basic shelter construction includes bullet resistant high strength concrete walls with steel reinforcement. Standard insulation is one inch thick rigid foam with an R value of 9.6, with higher value insulation also available.