---
product_id: 66837404
title: "CrystalClear Algae D-Solv Pond Algae Control, Fast-Acting EPA Registered Algaecide, Use in Fountains & Outdoor Ponds Containing Koi & Other Fish, Treats 5,760 Gallons, 16 Ounces"
brand: "crystalclear"
price: "£21.68"
currency: GBP
in_stock: true
category: "Crystal Clear"
url: https://www.desertcart.co.uk/products/66837404-crystalclear-algae-d-solv-pond-algae-control-fast-acting-epa
store_origin: GB
region: United Kingdom
---

# Fast-acting algae control Safe for koi & fish Treats up to 5,760 gallons CrystalClear Algae D-Solv Pond Algae Control, Fast-Acting EPA Registered Algaecide, Use in Fountains & Outdoor Ponds Containing Koi & Other Fish, Treats 5,760 Gallons, 16 Ounces

**Brand:** crystalclear
**Price:** £21.68
**Availability:** ✅ In Stock

## Summary

> 💦 CrystalClear Algae D-Solv: Because your pond deserves a glow-up!

## Quick Answers

- **What is this?** CrystalClear Algae D-Solv Pond Algae Control, Fast-Acting EPA Registered Algaecide, Use in Fountains & Outdoor Ponds Containing Koi & Other Fish, Treats 5,760 Gallons, 16 Ounces by crystalclear
- **How much does it cost?** £21.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/66837404-crystalclear-algae-d-solv-pond-algae-control-fast-acting-epa)

## Best For

- crystalclear enthusiasts

## Why This Product

- Trusted crystalclear brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Use:** Perfect for fountains, ponds, water gardens, and aquariums alike
- • **Massive Coverage:** One bottle treats up to 5,760 gallons—less hassle, more sparkle 💧
- • **Fish & Plant Friendly:** Copper-free formula keeps koi and ornamental plants safe 🐟
- • **Effortless Maintenance:** Simple dosing keeps algae at bay without draining or scrubbing
- • **Rapid Algae Eradication:** Clear your pond fast with broad-spectrum algae removal ⚡

## Overview

CrystalClear Algae D-Solv is a fast-acting, EPA-registered liquid algaecide designed to eliminate various algae types in outdoor ponds and fountains. Safe for koi and ornamental plants due to its copper-free formula, it treats up to 5,760 gallons with easy application, making pond maintenance effortless and effective.

## Description

Buy CrystalClear Algae D-Solv Pond Algae Control, Fast-Acting EPA Registered Algaecide, Use in Fountains & Outdoor Ponds Containing Koi & Other Fish, Treats 5,760 Gallons, 16 Ounces: Water Treatment - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- Highly Effective Algaecide: Fast-acting, broad-spectrum algae remover effective in controlling many different types of algae including green water algae, string or hair algae, and blanketweed.
- No More Green Water: Perfect for controlling existing algae blooms and getting your pond back on track to being clean and clear. An easy-to-use alternative to draining and scrubbing your entire pond.
- Will Not Harm Koi & Ornamental Plants: Algae D-Solv contains no copper and will not harm fish or decorative plants when used as directed. Before using algae treatment, ensure pond has aeration.
- Easy Application: Apply 1 fl oz Algae D-Solv per 360 gallons of water. Once pond algae growth is under control, weekly doses will control algae growth and reduce pond maintenance.
- Variety of Applications: A great algae maintenance solution for fountains, self-contained aquariums, backyard ponds, lined water gardens, and decorative ponds without any outflow.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01N3UW3OR |
| Best Sellers Rank | #1,325 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #7 in Water Garden & Pond Treatment |
| Brand Name | CrystalClear |
| Customer Reviews | 4.1 4.1 out of 5 stars (4,137) |
| Included Components | CrystalClear Algae D-Solv - Registered Algaecide |
| Item Form | Liquid |
| Item Weight | 16 Ounces |
| Liquid Volume | 16 Fluid Ounces |
| Manufacturer | Airmax |
| Manufacturer Part Number | CC073-16 |
| Model Number | CC073-16 |
| Pet Type | Fish |
| Target Species | Fish |
| UPC | 813166021228 |
| Unit Count | 16.0 Fluid Ounces |

## Product Details

- **Brand:** CrystalClear
- **Item Form:** Liquid
- **Item Weight:** 16 Ounces
- **Liquid Volume:** 16 Fluid Ounces
- **Unit Count:** 16.0 Fluid Ounces

## Images

![CrystalClear Algae D-Solv Pond Algae Control, Fast-Acting EPA Registered Algaecide, Use in Fountains & Outdoor Ponds Containing Koi & Other Fish, Treats 5,760 Gallons, 16 Ounces - Image 1](https://m.media-amazon.com/images/I/61OLGoXPwaL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: My rocks are still covered in algae after two applications: any tips?**
A: When using CrystalClear Algae D-Solv, make sure to clean the excess algae off the sides, ornaments, and rocks before adding this product. This will reduce the amount of decaying organic matter.  Also, you will get the best results using this product in conjunction with vigorous aeration and then following up with beneficial bacteria.

**Q: Is this product safe to use on water features that attract birds?**
A: Sorry don’t know. Ask manufacturer

**Q: How much for a 300 hondred gallon pond**
A: Dilute 1 ounce of CrystalClear Algae D-Solv for every 360 gallons in a container of pond water. Pour the solution into the pond in an area with the greatest circulation. You will see the best results using Algae D-Solv in conjunction with vigorous aeration.

**Q: I just have a small fountain, how much should I use for 4 gallons?**
A: Guessing teaspoon.  A small portio you’d use in a koi pond. Read instruction. Use a small % of that. We have 2 koi ponds 4x16x2 feet and 4 ft wide and 2 feet deep x 22 feet long.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.co.uk/products/66837404-crystalclear-algae-d-solv-pond-algae-control-fast-acting-epa](https://www.desertcart.co.uk/products/66837404-crystalclear-algae-d-solv-pond-algae-control-fast-acting-epa)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-27*