Lacron 18″ Underdrain Assembly (1.5″)

Overview

As a retailer of specialized pool filtration components, I supply genuine Lacron underdrain assemblies, specifically designed for 18″ Lacron filters. This crucial internal component provides the foundation for proper water collection and distribution within your filter system.

Product Description

The 1.5″ underdrain assembly is engineered to provide optimal water flow distribution throughout the filter bed. This particular model is supplied without laterals (candles), allowing for customization or replacement of the base assembly independently.

Technical Specifications

Specification	Detail
Filter Size Compatibility	18″ Lacron models
Connection Size	1.5 inches
Material	UV-stabilized polymer
Design	Hub and spoke system
Chemical Resistance	All pool chemicals
Connection Type	Standard Lacron fitting
Color	White/Light Grey
Lateral Ports	Multiple ports for laterals

Features

• Precision-engineered design
• Chemical-resistant construction
• Optimal flow distribution
• Durable materials
• Even water collection
• Multiple lateral ports

Installation Notes

• Verify proper orientation
• Check all connection points
• Ensure level mounting
• Confirm port clearance
• Test for stability
• Inspect seals

Function

The underdrain assembly is crucial for:

• Supporting lateral assemblies
• Distributing water flow
• Collecting filtered water
• Maintaining system efficiency
• Supporting backwash operations

Important Note

This assembly is supplied without laterals (candles). Laterals must be ordered separately to complete the filtration system.

This component forms the essential foundation of your 18″ Lacron filter’s internal water distribution system

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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.