Darlly Standard 80′ Spa Filter Cartridge

Extra-Long Performance Filtration

As a retailer of hot tub spare parts, I’m featuring this specialized extra-long filter cartridge, engineered for spa systems requiring extended filtration coverage. This professional-grade filter is recognized by leading manufacturers and ensures compatibility across specific spa models requiring longer cartridges.

Product Overview

The Darlly SC791 showcases innovative filtration technology with its extended length design. This uniquely proportioned cartridge maximizes filtration surface area while maintaining a slim profile, ideal for specific spa configurations requiring longer filters.

Cross-Reference Guide

This filter cartridge corresponds to these manufacturer part numbers:

• Darlly SC791
• Filbur FC-2975
• Pleactco PCST80
• Unicel C-5396

Key Features

• Extra-long design for maximum filtration area
• Slim profile for specific housing requirements
• Advanced pleat geometry
• Full-length reinforced core
• Optimized flow distribution
• Extended debris-holding capacity

Technical Benefits

The filter’s exceptional length provides extensive filtration coverage while maintaining a compact diameter. The reinforced internal structure ensures consistent performance throughout its extended length, while the specialized pleating pattern maximizes filtration efficiency.

Specifications Table

Parameter	Specification
Height	0.14 Meters
Length	0.54 Meters
Width	0.14 Meters
Weight	1.25 Kilograms
Volume	0.010584 Cubic Meters
Material	Premium-Grade Polyester
Design Type	Extended Length Format
Core Structure	Full-Length Reinforced

Maintenance Recommendations

For optimal performance:

• Weekly thorough rinse cleaning
• Monthly deep cleaning with specialized solutions
• Regular inspection of full length
• Monitor water chemistry levels
• Replace annually or as needed

Installation Guidelines

Professional installation process:

• Power down spa system
• Remove existing cartridge carefully
• Clean filter housing thoroughly
• Insert new cartridge ensuring proper alignment
• Verify secure fitting before restart

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Understanding Pool and Hot Tub Filtration: A Beginner's Guide

Keeping your pool or hot tub water crystal clear isn't just about adding chemicals – it all starts with proper filtration. At the heart of this system are filters and filter cartridges, the unsung heroes of water maintenance.

Why Filtration Matters

Your pool or hot tub is constantly under assault from debris, oils, and microscopic contaminants. A good filtration system traps these unwanted guests before they can turn your relaxing oasis into a murky mess. Think of it as your water's immune system, working 24/7 to keep things clean.

Filter Cartridges: The Workhorses

Filter cartridges are the removable components that do the heavy lifting in your filtration system. Made from pleated material (usually polyester or fabric), these cartridges are designed to capture particles as small as 10-15 microns – that's smaller than a human hair!

The magic happens in the pleats, which create a massive surface area for catching debris. As water flows through the cartridge, it traps:

• Dead skin cells and hair
• Leaves and organic matter
• Oils from sunscreen and cosmetics
• Microscopic particles and algae

Maintenance Matters

Even the best filter cartridges need regular care. Plan to clean them monthly and replace them annually, or sooner if they show signs of wear. A well-maintained filter not only keeps your water sparkling but also helps your pump run more efficiently, saving you money on energy costs.

Remember, investing in quality filtration is always cheaper than dealing with cloudy water or algae blooms. Your future self will thank you for taking the time to understand and maintain your filtration system properly.