1. PP (Polypropylene) – Sediment filter

What does it do:

• Retains large particles such as sand, mud, rust, dust
• Reduces water turbidity
• Protects other filters

---

2. GAC (Granular Activated Carbon) – Granular active carbon filter

What does it do:

• Reduces chlorine
• Eliminates bad odor and taste
• Absorbs organic matter and some chemical impurities

---

3. CTO (Carbon Block) – Compressed carbon filter

What does it do:

• Removes chlorine more effectively
• Retains finer particles
• Improves taste and smell better
• Removes heavy metals