TZS 605-3:2015

This standard specifies the characteristics of fittings made from unplasticized poly(vinyl chloride)
(PVC-U) for piping systems intended for water supply and for buried and above-ground drainage and sewerage under pressure.

Source of regulation
Tanzania Bureau of Standards (TBS) 
Date of implementation
07 November 2015 
Direct link to regulation
http://www.tbs.go.tz/standards/index.php/tbs/tzs_605_3_2015_iso_1452_3_2009 
Regulation file