Darlly Standard 75′ Spa Filter Cartridge

Commercial-Grade Water Purification

As a retailer of hot tub spare parts, I’m featuring this high-performance filter cartridge, engineered for spa systems demanding superior filtration efficiency. This professional-grade filter is recognized by leading manufacturers and ensures excellent compatibility across premium spa models.

Product Overview

The Darlly SC774 exemplifies advanced filtration engineering, featuring an optimized height-to-width ratio and sophisticated pleating design. This cartridge delivers exceptional water clarity while maintaining efficient flow characteristics.

Cross-Reference Guide

This filter cartridge corresponds to these manufacturer part numbers:

• Darlly SC774
• Filbur FC-3085
• Pleatco PCD75
• Unicel C-7479

Key Features

• Optimized height design for maximum efficiency
• Advanced pleating geometry for superior filtration
• Reinforced core structure
• Enhanced particle capture system
• Balanced flow distribution
• Antimicrobial protection

Technical Benefits

The filter’s proportions provide ideal water flow patterns while maximizing filtration effectiveness. The robust internal structure ensures consistent performance under varying pressure conditions, while the specialized pleating configuration optimizes dirt-holding capacity.

Specifications Table

Parameter	Specification
Height	0.38 Meters
Length	0.18 Meters
Width	0.18 Meters
Weight	1.3 Kilograms
Volume	0.012312 Cubic Meters
Material	Commercial-Grade Polyester
Design Type	Extended Height Format
Core Structure	Heavy-Duty Reinforced

Maintenance Recommendations

For optimal filtration performance:

• Weekly thorough rinse cleaning
• Monthly deep cleaning with specialized solutions
• Quarterly comprehensive inspection
• Regular water chemistry monitoring
• Replace annually or as needed

Installation Guidelines

Professional installation process:

• Shut down spa system
• Remove existing cartridge
• Clean filter housing thoroughly
• Install 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.