Composed of a  high density fair retardant polystyrene and waterproofing membrane which provide a durable, watertight box and tiles can be applied.
 
All the products have NZ appraisal certificate.
 
Available Sizes:
 
Single Box
TES.NS2934: 290 x 340
TES.NS3446: 340 x 460
 
Double Boxes
TES.ND3461: 340 x 610 
TES.ND4166: 410 x 660