SPXSG125: 125mm Backwash Sight Glass – Professional-Grade Clarity for Your Hot Tub

Product Overview

As a retailer of hot tub spare parts, I’m thrilled to introduce the SPXSG125 125mm Backwash Sight Glass. This high-capacity component is designed for larger hot tubs and commercial applications, offering an expansive view of your backwash process and ensuring optimal filtration system performance.

Why the SPXSG125 Excels

Expansive Visibility

The SPXSG125 boasts an impressive 125mm viewing area, providing the most comprehensive view in our backwash sight glass range. This large diameter allows for unparalleled clarity when monitoring your backwash process, making it ideal for high-volume systems.

Commercial-Grade Durability

Engineered from premium, UV-resistant materials, this sight glass is built to withstand the demanding conditions of commercial hot tubs and aquatic facilities. Its robust construction ensures longevity and reliability, even under heavy use.

Versatile Application

Part of our comprehensive range of backwash sight glasses (available in sizes from 75mm to 160mm), the SPXSG125 is designed to fit larger hot tub models and commercial-grade filtration systems. This versatility makes it perfect for both high-end residential installations and commercial applications.

Technical Specifications

Here’s a detailed breakdown of the SPXSG125 specifications:

Feature	Specification
Model	SPXSG125
Size	125mm (5 inches)
Material	UV-resistant thermoplastic
Connection Type	Standard threaded
Pressure Rating	Suitable for commercial hot tub pressure ranges
Temperature Range	Withstands wide range of water temperatures
Compatibility	Fits most 125mm pipe systems

Installation Guidelines

For optimal performance, follow these installation steps:

1. Ensure your hot tub or filtration system is powered off and pressure is released.
2. Thoroughly clean the installation area.
3. Apply an appropriate thread sealant to prevent leaks.
4. Hand-tighten the sight glass, then use a strap wrench for the final adjustment. Refer to the tightening torque table for precise measurements:
   • For 125mm (5 inch): Maximum torque of 35 N·m or 257 Kgf·cm
5. Allow the sealant to cure for 24 hours before pressurizing the system.

Maintenance and Care

To maintain your SPXSG125 Backwash Sight Glass in optimal condition:

• Conduct regular inspections for any signs of wear or damage.
• Clean the glass surface with a soft cloth and mild, non-abrasive cleaner.
• Avoid over-tightening when reinstalling after cleaning.
• Protect from direct sunlight and extreme temperatures when not in use.

The Professional Choice for Large-Scale Systems

The SPXSG125 125mm Backwash Sight Glass is more than just a component – it’s a professional-grade tool for efficient maintenance of large hot tubs and commercial aquatic installations. By providing an expansive, clear view of your backwash process, it helps you maintain optimal water quality, extend the life of your filtration system, and manage your installation with greater precision and confidence.

Upgrade your maintenance capabilities today with the SPXSG125 125mm Backwash Sight Glass. Experience the clarity and control that comes with professional-grade equipment, designed for those who demand the best in their aquatic systems