PVC backwash hose is made of polyvinyl chloride, a durable and lightweight material. It is resistant to abrasion, corrosion, and UV rays. PVC backwash hoses are typically reinforced with polyester yarn or nylon to increase their strength and burst resistance.
Polyester yarn backwash hose is specifically designed for backwashing swimming pools and spa filters. It is made with a heavy-duty PVC outer layer and a polyester yarn inner reinforcement. Polyester yarn backwash hoses are highly resistant to kinking, twisting, and bursting. They are also UV resistant and can withstand harsh weather conditions.
Comparison table:
| Characteristic | PVC backwash hose | Polyester yarn backwash hose |
|---|---|---|
| Material | Polyvinyl chloride (PVC) | PVC outer layer, polyester yarn inner reinforcement |
| Reinforcement | Polyester yarn or nylon | Polyester yarn |
| Strength and burst resistance | Good | Excellent |
| Flexibility | Good | Good |
| Kink resistance | Good | Excellent |
| Twist resistance | Good | Excellent |
| UV resistance | Good | Excellent |
| Weather resistance | Good | Excellent |
| Weight | Heavy | Light Weight |
| Cost | Less expensive | More expensive |
Overall, polyester yarn backwash hoses are more durable and kink-resistant than PVC backwash hoses. They are also more expensive. If you are looking for a backwash hose that will last for many years, a polyester yarn backwash hose is a good investment.
Which one to choose?
The best backwash hose for you will depend on your specific needs and budget. If you are looking for a durable and kink-resistant hose that can withstand harsh weather conditions, a polyester yarn backwash hose is a good choice. If you are on a tighter budget, a PVC backwash hose is still a good option.
Here are some additional things to consider when choosing a backwash hose:
- Hose diameter: Backwash hoses are typically available in diameters of 1.5 inches, 2 inches, and 3 inches. Choose a hose with a diameter that is compatible with your pool filter system.
- Hose length: Backwash hoses are typically available in lengths of 25 feet, 50 feet, and 100 feet. Choose a hose length that is long enough to reach your drain or wastewater disposal area.
- Hose fittings: Backwash hoses typically come with camlock fittings or Clamps, which are quick and easy to connect and disconnect, although some are using pin-lug fittings. Make sure to choose a hose with fittings that are compatible with your pool filter system.
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