The binding wire is a part that we can see as chrome nickel wire.
Thatch roof construction.
It may help the rod wire to create reed layer and keep them together as the sub construction.
Thatch roofing is a traditional roofing method that involves using dry vegetation such as straw water reed rushes sedge and so on to create a roof covering.
With a thatched roof the water is also constantly forming drops by dripping from one piece of thatch to the next.
People would have different type of thatched roof materials to applied.
Thatching is the craft of building a roof with dry vegetation such as straw water reed sedge cladium mariscus rushes heather or palm branches layering the vegetation so as to shed water away from the inner roof.
Thatch is still used in some equatorial countries such as in fiji where palm leaves are used dominica with feathered palm leaf roots and kenya with sugar cane leaf roots.
This effectively keeps the water in small amounts as it flows over the roof.
Thatched roofing has been around for centuries as an effective way to build weatherproof roofing with materials at hand.
To this day thatched roofing is still used in green house construction as well as roofing for outside structures such as landscaping huts and poolside cabanas.
As long as both thatch and roof structures are at the correct angle water will not penetrate more than an inch 25mm or so.