Self locking band 2100

Locking band. • Two flanges engage the grooves in each end of the adjoining sections holding them securely together, new design with convenient captures nut and bolt • It must be used on all sections that make up an offset, on tee branch to attach a chimney length and on any length suspended below the cathedral of roof support • It is not required on other chimney lengths, their use is recommended for added safety and stability. It also provides a more attractive appearance.