---
product_id: 186769543
title: "Reef Builder, 300g"
brand: "seachem"
price: "Bs.439"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/186769543-reef-builder-300g
store_origin: BO
region: Bolivia
---

# Calcium-rich Strontium support Magnesium boost Reef Builder, 300g

**Brand:** seachem
**Price:** Bs.439
**Availability:** ✅ In Stock

## Summary

> 🌟 Build Your Reef, Build Your Legacy!

## Quick Answers

- **What is this?** Reef Builder, 300g by seachem
- **How much does it cost?** Bs.439 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/186769543-reef-builder-300g)

## Best For

- seachem enthusiasts

## Why This Product

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

## Key Features

- • **Elevate Your Reef:** Transform your aquarium into a thriving ecosystem with essential minerals.
- • **Economical Excellence:** Get more value with every scoop—less waste, more growth.
- • **Precision Formulation:** Designed specifically for coral, promoting vibrant colors and robust health.
- • **Allergen-Free Assurance:** Safe for all aquatic life, ensuring a healthy habitat.
- • **Proudly Made in the USA:** Trust in quality with every purchase, sourced from reliable manufacturers.

## Overview

Seachem Reef Builder is a premium mineral supplement designed specifically for coral, containing essential elements like calcium, magnesium, and strontium to support optimal growth and health. With a user-friendly powder form and allergen-free formulation, this product is both economical and effective, ensuring your reef thrives while being proudly made in the USA.

## Description

Reef Builder, 300g

## Features

- Unlike the competition, reef buildertm contains calcium, magnesium, and strontium to compensate for the inevitable loss which occurs when raising alkalinity
- Economical to use
- All products are imported from the usa

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Seachem |
| Item Weight | 12.8 Ounces |
| Item Form | Powder |
| Target Species | Coral |
| Allergen Information | Allergen-Free |
| Manufacturer | AQUATIC REMEDIES, AQUATIC REMEDIES , Reg. Off. #5, South Made Street, Kolathur , Chennai , Tamil Nadu-99 ; +91 7042836466 |
| UPC | 000116036603 015568977046 |
| Global Trade Identification Number | 00000116036603 |
| Manufacturer | AQUATIC REMEDIES |
| Item model number | 19264 |
| Product Dimensions | 12.45 x 6.1 x 5.84 cm; 362.87 g |
| ASIN | B00025K0PS |

## Product Details

- **Brand:** Seachem
- **Item Weight:** 12.8 Ounces
- **Item Form:** Powder
- **Target Species:** Coral
- **Allergen Information:** Allergen-Free

## Images

![Reef Builder, 300g - Image 1](https://m.media-amazon.com/images/I/61z+2wUvA3L.jpg)

## Questions & Answers

**Q: Can this be used in a freshwater tank to raise the kh?**
A: Yes but dosing is different. Follow the instructions on the bottle.

## Frequently Bought Together

- Seachem Reef Builder, 300 g
- Seachem 67131150 Reef Glue Cyanoacrylate Gel Coral Frag Mounting, 20g
- Salifert Magnesium Test Kit, 6 Piece Set

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**Shop now:** [https://www.desertcart.bo/products/186769543-reef-builder-300g](https://www.desertcart.bo/products/186769543-reef-builder-300g)

---

*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-02-22*