|
PRINCE PREMIUM SWR SYSTEMS |
CAST IRON SYSTEMS |
ASBESTOS CEMENT SYSTEMS |
Strength - High impact strength |
Good |
Good |
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Durability |
50 years, UV stabilizer resist damage from the sun. |
20 years |
No guarantee |
Smooth inside bore |
Good flow rate. No particle accumulation at all. |
Diminished flow rate. Particle accumulation takes place . |
Diminished flow rate. Particle accumulation takes place . |
Maintenance |
Easy to clean and inspect due to threaded door caps. |
Diminished due to rough inside bore - difficult to open door caps. |
Diminished due to rough inside bore - difficult to open door caps. |