Professional Rainbow Non-Return Valve 1.5″ – 2″ – RANRV

Product Overview

As a retailer of hot tub spa parts, I offer this versatile Rainbow non-return valve, engineered for reliable backflow prevention with dual-size compatibility. This professional-grade valve provides flexible installation options for both 1.5″ and 2″ systems.

Key Features

• Dual-size compatibility
• Spring-assisted mechanism
• Universal mounting design
• Professional sealing system
• Chemical-resistant construction
• UV-stabilized materials
• Enhanced flow dynamics
• Multi-position installation

Applications

Perfect for:

• Pump protection systems
• Equipment safeguarding
• Flow control points
• System upgrades
• Mixed-size installations
• Retrofit applications
• Standard plumbing systems

Technical Advantages

The dual-size design (1.5″ – 2″) provides maximum installation flexibility while maintaining reliable backflow prevention. The Rainbow design ensures optimal flow characteristics with proven reliability.

Technical Specifications

Specification	Value
Size Range	1.5″ – 2″
Valve Type	Spring-Assisted Check
Body Material	Premium PVC
Spring Material	316 Stainless Steel
Seal Material	EPDM
Temperature Range	0°C to 60°C
Maximum Working Pressure	10 bar
Flow Pattern	Straight through
Connection Type	Universal fit

Installation Benefits

• Size flexibility
• Universal mounting
• Low maintenance design
• Multi-system compatibility
• Easy integration

Design Features

• Spring-loaded mechanism
• Adaptable connections
• Clear flow indicators
• Reinforced body
• Optimized flow path

Performance Characteristics

• Reliable backflow prevention
• Low pressure drop
• Silent operation
• Positive sealing
• Extended durability

Installation Guidelines

• Size selection verification
• Professional installation
• Basic support needs
• Access consideration
• Position flexibility

Maintenance Features

• Simple mechanism
• Easy inspection access
• Basic cleaning needs
• Robust construction
• Minimal maintenance

Technical Benefits

• Size versatility
• Reliable protection
• Universal application
• System flexibility
• Consistent performance

Usage Guidelines

• Regular testing advised
• Periodic inspection
• Clean system operation
• Flow verification
• Support checks

Best Practices

• Professional installation
• Size verification
• Regular maintenance
• System cleanliness
• Proper support

Additional Features

• Integrated adaptation
• Enhanced flow design
• Clear sizing marks
• Durable components
• Professional grade seals

Operation Notes

• Spring tension verification
• Regular actuation
• Clean system essential
• Flow direction critical
• Support requirements