4 bamboo poles are overlapped in turn and lashed together to make a self-supporting structure called a reciprocal frame
this reciprocal frame is lashed on top of four outer poles to make the complete RSK roof frame
outer frame poles
the complete RSK roof frame
this reciprocal frame is used to support the tarpaulin of all the RSK shelter kits
the complete RSK roof frame is simple, very strong and highly efficient. It has a proven history in construction.