Qualkem 40Shot Caravan Toilet Fluid Twin Pack Review
by Qualkem
The Qualkem 40Shot Twin Pack offers a complete toilet fluid solution for your campervan. With 2-in-1 waste & rinse, plus a pink flush, it's biodegradable, septic-safe, and provides 40 doses for a fresh, clean system.
Our Verdict
Consensus Verdict
Customers rate this product highly with 4.5 out of 5 stars across 410 verified reviews.
Finding a toilet fluid that's effective, eco-friendly, and doesn't take up half a locker can be a real challenge. The 40Shot Caravan Toilet Fluid Twin Pack from Qualkem tackles this head-on with a super-concentrated formula that's both biodegradable and septic-safe. Offering a whopping 40 doses per bottle, this twin pack is designed for campers who value performance, convenience, and a bit of luxury with its unique amaretto cherry scent.
Our Verdict
Who should buy this?
Who should consider alternatives?
Value for money
Our honest take
Key Specifications
Technical Specifications
| Type | 2-in-1 Cassette Waste & Rinse |
| Doses per bottle | 40 |
| Volume | 2L |
| Feature | Biodegradable |
| Feature | Septic Safe |
| Feature | Formaldehyde Free |
How Well Is It Built?
This concentrated formula is engineered for maximum efficiency with biodegradable and septic-safe ingredients. The 1L bottles are compact for easy storage in tight van lockers, and the dosing is straightforward, reducing mess and waste. The inclusion of non-staining dyes is a practical touch for keeping cassettes clean long-term.
The design here is all about the liquid itself – a highly concentrated, thoughtfully engineered formula. Being biodegradable, septic-safe, and formaldehyde-free shows a real commitment to responsible camping, which is something we always look for.
Practical Formulation
The inclusion of a built-in water softener is a clever addition, particularly for those of us travelling in hard water areas. This should help prevent limescale build-up in the cassette mechanism, prolonging its life. The non-staining dyes are another practical benefit, ensuring the inside of your toilet bowl and waste tank don't end up permanently coloured.Packaging
The 1-litre bottles are a standard, practical shape, designed to fit neatly into van lockers without wasting space. The concentration is the key design feature; getting 40 doses out of such a small bottle is a huge win for anyone living or travelling in a compact space. The packaging is clear and provides all the necessary usage instructions.How Does It Perform?
This toilet fluid should perform exceptionally well, effectively breaking down waste while controlling odours with its pleasant amaretto cherry scent. Its concentrated nature means a small amount goes a long way, and the septic-safe formula provides peace of mind when using various campsite facilities or off-grid systems.
In any toilet fluid, performance boils down to two things: breaking down waste and controlling odour. Based on its specifications, this twin pack should excel at both.
Waste Breakdown & Odour Control
The 2-in-1 blue fluid is the workhorse, designed to liquefy waste and toilet paper efficiently. This is crucial for easy and clean emptying of the cassette. The long-lasting amaretto cherry fragrance is a welcome departure from the harsh chemical smells of older fluids, providing effective odour control that makes sharing a small space much more pleasant.Flush & Maintenance
The pink flush fluid complements the blue by keeping the bowl clean, preventing waste from sticking, and adding another layer of fragrance with every flush. Together, they create a comprehensive system. The 40-dose concentration means this performance is long-lasting, getting you through multiple trips before you need to think about restocking.Ease of Use
Using the fluid should be simple. The concentrated nature means you only need a small amount per dose, making it easy to measure and add to your cassette and flush tank. This reduces mess and ensures you get the full 40 doses from each bottle.What Features Stand Out?
Standout features include its highly concentrated formula providing 40 doses per litre, its biodegradable and septic-safe credentials, and the unique amaretto cherry fragrance. The inclusion of a built-in water softener and non-staining dyes adds significant practical value for regular maintenance and use in various locations.
This isn't just a standard toilet chemical; it's packed with features that make life on the road easier and more environmentally friendly.
Eco-Conscious Formula
The most significant feature is its green credentials. Being biodegradable, septic-safe, and free from formaldehyde means you can use it with a clear conscience, whether you're on a certified campsite or wild camping. This is increasingly important for accessing certain sites and protecting the beautiful places we love to visit.Hyper-Concentrated
Getting 40 doses from a single litre bottle is a fantastic feature. For vanlifers, storage is always at a premium. Replacing bulky 2L or 5L containers with these compact bottles frees up valuable locker space for other essential kit. It also means you buy it less often, which is always a bonus.User-Friendly Additions
Little touches like the built-in water softener and non-staining dyes elevate this product. They show that the manufacturer understands the real-world challenges of maintaining a cassette toilet, from preventing limescale to keeping the components clean and presentable.Who Is It For?
We've analysed how this product fits different buyer profiles. Find your situation below to see if it's right for you.
Full-time Van Lifers
"This stuff lasts for ages and is eco-friendly, which is perfect for when we're off-grid and need to be mindful of where we empty."
What They Love
- Huge space-saver in the van
- Septic-safe for varied disposal
- Long-lasting 80-dose supply
Considerations
- Higher initial cost to budget for
Weekend Campers & Festival-Goers
"A single twin pack covers us for months of weekend trips. It's so easy to use and stops the portaloo from getting smelly."
What They Love
- Convenient all-in-one pack
- Simple dosing for quick trips
- Effective odour control
Considerations
- May be more than needed for very infrequent use
Retired Couples on Tour
"We really appreciate the pleasant smell, and it gives us peace of mind knowing it's safe for all the certified sites we visit across the country."
What They Love
- Pleasant, non-chemical scent
- Safe for all campsite systems
- Water softener helps protect the loo
Considerations
- Scent might be too sweet for some
How Does It Compare to Alternatives?
Compares favourably against traditional, bulkier toilet fluids by offering a highly concentrated, eco-friendly formula. While brands like Thetford and Elsan are well-known, this Qualkem product competes strongly on convenience, storage efficiency, and its unique, pleasant fragrance, justifying its premium price point for many users.
When you put this twin pack up against the old guard like Thetford or Elsan, the biggest difference is the concentration. Many standard fluids require a much larger dose, meaning you get through a 2L bottle far quicker and it takes up more space. The 40Shot's biodegradable and septic-safe formula also gives it an edge over older, more traditional chemical compositions. While it may come at a slightly higher price, the space-saving benefits and modern, pleasant fragrance make it a very compelling alternative for the modern camper.