IST (Individual Spetic Tank)
Cater for Population Equivalent From 5 PE to 30 PE

Model
CAT System (Compact Anaerobic Technology)

Meets
Environment Quality Control Standard 'B'
SPAN (Suruhanjaya Perkhidmatan Air Negara)
IWK (Indah Water Konsortium Sdn Bhd)

Design Data	CAT-5	CAT-15	CAT-30
Population Equivalent (PE)	5	15	30
Separation Chamber (Liter)	1847	4384	9736
Effluent Standard	B	B	B
Width ( m ) Ø , A	1.55	2.10	2.60
Height ( m ) Ø , B	1.645	2.34	2.76
Vent Pipe ( m ) Ø	0.075	0.075	0.075
Inlet / Outlet Pipe ( m ) Ø	100	100	100
Inlet Pipe Level ( m ) , C	0.25	0.27	0.27
Outlet Pipe Level ( m ) , D	0.33	0.35	0.35
Difference between tank & ground level ( m ) , E	Max 1m	Max 1m	Max 1m