---
product_id: 53473728
title: "Walex Bio-Pak Black Holding Tank Deodorizer & Waste Digester Drop-Ins - Advanced Enzyme Formula for Rapid Breakdown of Waste & Paper, Removes Odors & Cleans Tank; Tropical Breeze, 10-Pack"
brand: "walex"
price: "€ 32.60"
currency: EUR
in_stock: true
reviews_count: 6
category: "Walex"
url: https://www.desertcart.pt/products/53473728-walex-bio-pak-black-holding-tank-deodorizer-and-waste-digester
store_origin: PT
region: Portugal
---

# Eco-friendly & septic-safe Advanced enzyme formula Versatile for tanks 2.5-40 gal Walex Bio-Pak Black Holding Tank Deodorizer & Waste Digester Drop-Ins - Advanced Enzyme Formula for Rapid Breakdown of Waste & Paper, Removes Odors & Cleans Tank; Tropical Breeze, 10-Pack

**Brand:** walex
**Price:** € 32.60
**Availability:** ✅ In Stock

## Summary

> 🌴 Keep your tank fresh & your adventures worry-free!

## Quick Answers

- **What is this?** Walex Bio-Pak Black Holding Tank Deodorizer & Waste Digester Drop-Ins - Advanced Enzyme Formula for Rapid Breakdown of Waste & Paper, Removes Odors & Cleans Tank; Tropical Breeze, 10-Pack by walex
- **How much does it cost?** € 32.60 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/53473728-walex-bio-pak-black-holding-tank-deodorizer-and-waste-digester)

## Best For

- walex enthusiasts

## Why This Product

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

## Key Features

- • **Powerful Odor Control:** Enzyme tabs liquefy waste and neutralize odors with a fresh Tropical Breeze scent.
- • **Swift Waste Breakdown:** Rapidly digests waste & toilet paper to keep your system clog-free and sensors accurate.
- • **Made in the USA Since 1987:** Trusted quality from a global leader in sanitation innovation.
- • **Eco-Conscious & Septic Safe:** Formulated to be safe for septic systems and environmentally responsible.
- • **Universal Tank Compatibility:** Perfect for RVs, boats, and portable toilets with tanks from 2.5 to 40 gallons.

## Overview

Walex Bio-Pak Black Holding Tank Deodorizer & Waste Digester Drop-Ins use an advanced enzyme formula to rapidly break down waste and toilet paper, eliminating odors and cleaning tanks for RVs, boats, and portable toilets. This eco-friendly, septic-safe 10-pack with Tropical Breeze scent fits tanks from 2.5 to 40 gallons, ensuring smooth operation and fresh air wherever you roam.

## Description

Product Description New all-natural waste digester- an advanced enzyme system developed by Walex R&D deodorizes and breaks down waste in a manner beneficial to septic tanks, ideal for RVs and boats. Ingredients Enzymes

Review: American rv - Very good for masking smells in american rv waste unit
Review: Smell good - Still did't use it in close sewage system. But it smell is stronge and I think it will fit it purpose.

## Features

- Causes serious eye irritation.
- Causes skin irritation.
- May cause allergy or asthma symptoms or breathing difficulties if inhaled.
- NATURAL WASTE BREAKDOWN - Swiftly breaks down waste and stubborn toilet paper, keeping your holding tank sensors working effectively and system running smooth. No need for RV-grade toilet paper.
- ENZYME HOLDING TANK DEODORIZER - Bio-Pak marine and RV holding tank deodorizer tabs contain powerful enzymes that liquefy waste and tackle unpleasant smells. Just drop it in, non-staining color.
- VERSATILE FOR ALL TANKS - Our marine and RV tank deodorizer for black tanks cleans tanks from 2.5 gallons - 40 gallons. Ideal for RVing, boating, boondocking, and portable camping toilets.
- TROPICAL BREEZE 10 PACK - Say goodbye to embarrassing odors with our marine and RV drop ins for toilets. Plus, our boat and RV toilet deodorizer is septic system-safe and campground-friendly.
- MADE IN USA - Walex has been a global leader in developing and manufacturing premium odor control and sanitation products since 1987.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00T36JF1W |
| Best Sellers Rank | 67,672 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 406 in Camping & Hiking Hygiene & Sanitation |
| Brand | Walex |
| Brand Name | Walex |
| Contains Liquid Contents? | Yes |
| Customer Reviews | 4.5 out of 5 stars 1,396 Reviews |
| Global Trade Identification Number | 00742693115318 |
| Included Components | 10 packets per bag |
| Item Form | Tablet |
| Item Type Name | Bio-Pak Tropical Breeze |
| Item Volume | 1 Gallons |
| Item Weight | 0.3 Ounces |
| Item form | Tablet |
| Item volume | 1 Gallons |
| Manufacturer | Walex Products Company, Inc |
| Material Features | Eco-Friendly |
| Material feature | Eco-Friendly |
| Model Number | BIOTROPBG |
| Number of Items | 1 |
| Part Interchange Info | BIOTROPBG |
| Part Number | BIOTROPBG |
| Scent | Tropical Breeze |
| Size | 10 count (Pack of 1) |
| Special Features | Residue Free |
| Specific Uses For Product | Toilet |
| Specific uses for product | Toilet |
| Surface Recommendation | Toilet |
| UPC | 742693115318 |
| Unit Count | 10.0 count |

## Product Details

- **Brand:** Walex
- **Item form:** Tablet
- **Item volume:** 1 Gallons
- **Material feature:** Eco-Friendly
- **Number of items:** 1
- **Scent:** Tropical Breeze
- **Special feature:** Residue Free
- **Specific uses for product:** Toilet
- **Surface recommendation:** Toilet
- **Unit count:** 10.0 count

## Images

![Walex Bio-Pak Black Holding Tank Deodorizer & Waste Digester Drop-Ins - Advanced Enzyme Formula for Rapid Breakdown of Waste & Paper, Removes Odors & Cleans Tank; Tropical Breeze, 10-Pack - Image 1](https://m.media-amazon.com/images/I/81Od6zLQpZL.jpg)

## Questions & Answers

**Q: how much gallons could i treat with this package?**
A: The packaging says that each Bio-pak treats up to a 40-gallon waste tank.

**Q: How many treatments are in this pack?**
A: 10 Drop ins

**Q: Is this product available in mini pods?**
A: One size only

**Q: Can you use these in a 3 gallon porta potty tank??**
A: The pods once dropped in are good for 7 days.  Personally, for a 3 gallon tank, I would use a liquid same brand or another the liquids come with a measuring spout or cap. That way you can add an amount for 3 gallon tanks.

## Customer Reviews

### ⭐⭐⭐⭐⭐ American rv
*by S***S on 7 September 2025*

Very good for masking smells in american rv waste unit

### ⭐⭐⭐ Smell good
*by A***I on 7 February 2023*

Still did't use it in close sewage system. But it smell is stronge and I think it will fit it purpose.

### ⭐⭐⭐⭐⭐ Great product!
*by L***E on 21 March 2025*

This is great for the MoHo or camp toilet!

## Frequently Bought Together

- Walex Bio-Pak Black Holding Tank Deodorizer & Waste Digester Drop-Ins - Advanced Enzyme Formula for Rapid Breakdown of Waste & Paper, Removes Odors & Cleans Tank; Tropical Breeze, 10-Pack
- Scott Rapid-Dissolving Toilet Paper, 12 Double Rolls, Sustainable, Septic-Safe, Toilet Paper
- Walex Porta-Pak Black Holding Tank Deodorizer & Portion Control System Drop-Ins - Rapid Breakdown of Waste & Paper, Odor Prevention, Cleans Tank & Sensors - Fresh Scent, 10-Pack

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**Shop now:** [https://www.desertcart.pt/products/53473728-walex-bio-pak-black-holding-tank-deodorizer-and-waste-digester](https://www.desertcart.pt/products/53473728-walex-bio-pak-black-holding-tank-deodorizer-and-waste-digester)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-09-17*