supply of pp-r items for habitats , provn of pp-r items ( habitat ) ( as per technical specification mentioned in rfp ) , pp-r pipe ( pn 20/sdr-6 ) 3 layer with outer dia 32mm with isi mark . , pp-r pipe ( pn 20/sdr-6 ) 3 layer with outer dia 40mm with isi mark . , pp-r tank connector outer dia 32mm with isi mark . , pp-r tee outer dia 32mm with isi mark . , pp-r female threaded socket outer dia 25mm with isi mark . , pp-r female threaded socket outer dia 32mm with isi mark . , pp-r female threaded elbow outer dia 32mm with isi mark . , pp-r male threaded elbow outer dia 32mm with isi mark . , pp-r end plug dia 25mm with isi mark . , pp-r end plug dia 16mm with isi mark . , insulation for 32mm outer dia pp-r pipe ( pn-20/ sdr-6 ) 3 layers of size ( 28mm x 19mm ) with isi mark . , insulation for 40mm outer dia pp-r pipe ( pn-20/ sdr-6 ) 3 layers of size ( 28mm x 19mm ) with isi mark . , pp-r elbow 90 degree plain outer dia 32mm with isi mark . , pp-r elbow 90 degree plain outer dia 40mm with isi mark . , pp-r wall clamp dia 32mm with isi mark . , pp-r wall clamp dia 40mm with isi mark . , pp-r socket outer dia 32mm with isi mark . , pp-r socket outer dia 40mm with isi mark . , pp-r union outer dia 32mm with isi mark . , pp-r gate valve outer dia 32mm with isi mark . , pp-r gate valve connector outer dia 40mm with isi mark . , adhesive solution sr -998 for jointing of insulation , pp-r tee reducer 40-32 mm with isi mark . , pp-r wall clamp dia 75mm with isi mark .