HydroAir 4″ Retrofit Bulkhead Fitting – 1-1/2″ MPT
Product Overview
As a retailer of hot tub spare parts, I offer this specialized HydroAir retrofit bulkhead fitting, designed for upgrading existing installations with a 4″ face and 1-1/2″ male pipe thread connection.
Key Features
- 4″ retrofit design
- 1-1/2″ male pipe thread
- Professional-grade materials
- Retrofit-specific engineering
- Leak-proof construction
- Universal compatibility
Technical Specifications
| Specification | Detail |
|---|---|
| Manufacturer | HydroAir |
| Model Number | RE415T101 |
| Face Diameter | 4 inches |
| Thread Size | 1-1/2″ MPT |
| Design Type | Retrofit |
| Material | High-impact thermoplastic |
| Application | Through-wall mounting |
| Sealing | Multi-point system |
Applications
Perfect for:
- System upgrades
- Existing installation modifications
- Through-wall installations
- Spa renovations
- Equipment updates
- Replacement projects
Installation Features
Engineered for retrofit situations with:
- Easy alignment design
- Adaptable mounting options
- Secure sealing system
- Flexible installation capability
- Simple retrofit process
Design Benefits
- Compatible with existing openings
- Simplified upgrade process
- Reliable sealing
- Durable construction
- Professional finish



















