---
product_id: 21327390
title: "Fritz Aquatics 81103 Fritz pH Lower for Fresh and Salt Water Aquariums, 16-Ounce"
brand: "fritz aquatics"
price: "190.59 DT"
currency: TND
in_stock: true
category: "Fritz Aquatics"
url: https://www.desertcart.tn/products/21327390-fritz-aquatics-81103-fritz-ph-lower-for-fresh-and-salt
store_origin: TN
region: Tunisia
---

# For fresh & saltwater use 16 fl oz liquid formula Precise pH control Fritz Aquatics 81103 Fritz pH Lower for Fresh and Salt Water Aquariums, 16-Ounce

**Brand:** fritz aquatics
**Price:** 190.59 DT
**Availability:** ✅ In Stock

## Summary

> 🐟 Perfect pH, Perfect Habitat – Because Your Fish Deserve the Best!

## Quick Answers

- **What is this?** Fritz Aquatics 81103 Fritz pH Lower for Fresh and Salt Water Aquariums, 16-Ounce by fritz aquatics
- **How much does it cost?** 190.59 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/21327390-fritz-aquatics-81103-fritz-ph-lower-for-fresh-and-salt)

## Best For

- fritz aquatics enthusiasts

## Why This Product

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

## Key Features

- • **Easy Dosage, Instant Impact 💧:** Just 1 tsp per 20 gallons for precise pH adjustment.
- • **Stabilize Your Aquarium’s pH ⚖️:** Maintain optimal acidity for thriving aquatic life.
- • **Boost Biological Filter Efficiency 🔄:** Enhance natural filtration for crystal-clear water.
- • **Promote Fish Health & Disease Resistance 🐠:** Create a balanced environment that supports vitality.
- • **Universal Fresh & Saltwater Compatibility 🌊:** One solution for all your aquarium types.

## Overview

Fritz Aquatics 81103 pH Lower is a 16-ounce liquid treatment designed to safely and effectively reduce pH levels in both fresh and saltwater aquariums. By increasing acidity and reducing alkalinity, it stabilizes water chemistry, improves biological filter efficiency, and promotes healthier, disease-resistant fish across all life stages.

## Description

The pH of an aquarium is a very important, yet commonly overlooked aquarium water parameter. A correct, stable pH will help ensure a healthy aquarium environment. The pH of an aquarium can fluctuate due to biological or chemical activity within the aquarium. With Fritz pH Lower, the pH may be decreased to a desired level for aquarium inhabitants. Adjusting the pH to the proper level has an important influence on fish health and disease resistance. Directions: To decrease pH, add 5 ml (1 cap/1 tsp) per 20 gallons of water.

## Features

- Easily Lower the pH Levels in Aquariums
- Increases Acidity
- Reduces Alkalinity
- Correct pH Improves Biological Filter Efficiency
- For Use in Fresh Water and Salt Water Aquariums
- Age range description: All Life Stages

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00OTH4R3Q |
| ASIN  | B00OTH4R3Q |
| Allergen Information | Chicken Meat Free |
| Best Sellers Rank | #128,440 in Pet Supplies ( See Top 100 in Pet Supplies ) #1,091 in Aquarium Water Treatments |
| Brand Name | Fritz Aquatics |
| Customer Reviews | 4.4 4.4 out of 5 stars (517) |
| Date First Available  | November 1, 2014 |
| Global Trade Identification Number | 00080531811030 |
| Included Components | Fritz Aquatics PH Lower Treats, 16-Ounce |
| Item Form | Liquid |
| Item Type Name | Fritz Aquatics PH Lower Treats, 16-Ounce |
| Item Weight | 16 ounces |
| Item model number  | 81103 |
| Liquid Volume | 16 fluid ounces |
| Manufacturer | Fritz Aquatics |
| Manufacturer  | Fritz Aquatics |
| Manufacturer Part Number | 81103 |
| Model Number | 81103 |
| Number of Items | 1 |
| Pet Type | Fish |
| Product Dimensions  | 8.68 x 2.56 x 2.56 inches; 1 pounds |
| Target Species | Fish |
| UPC | 080531811030 |
| Unit Count | 1 Piece |
| Warranty Description | See Manufacturers Website |

## Product Details

- **Brand:** Fritz Aquatics
- **Item Form:** Liquid
- **Item Weight:** 16 ounces
- **Liquid Volume:** 16 fluid ounces
- **Unit Count:** 1 Piece

## Images

![Fritz Aquatics 81103 Fritz pH Lower for Fresh and Salt Water Aquariums, 16-Ounce - Image 1](https://m.media-amazon.com/images/I/71EKWulJ03L.jpg)

## Available Options

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

## Frequently Bought Together

- Fritz Aquatics PH Lower Treats, 16-Ounce
- Seachem Stability Tank Stabilization System, 500 ml
- Seachem Purigen for Freshwater, 100 ml

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**Shop now:** [https://www.desertcart.tn/products/21327390-fritz-aquatics-81103-fritz-ph-lower-for-fresh-and-salt](https://www.desertcart.tn/products/21327390-fritz-aquatics-81103-fritz-ph-lower-for-fresh-and-salt)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-26*