Fenwicks Waste Pipe and Tank Cleaner 1L
Brand: Fenwicks SKU: SWLS1879

Fenwicks Waste Pipe and Tank Cleaner 1L

£9.99
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The Fenwicks Waste Pipe & Tank Cleaner (1 L) is a high-performance cleaning solution tailored for the demanding needs of motorhome, caravan, and campervan waste systems. Engineered to clean grey and black water tanks, toilet cassettes, and drainage pipes, this cleaner combines powerful performance with ease of use for regular maintenance.

Superior Cleaning Formula
The highly concentrated formula effectively breaks down organic residue, eliminating stubborn "black bits," grease, and urine-scale build-up. Whether treating slow-draining pipes or foul-smelling waste tanks, users report noticeable results in just a few hours—“makes slow-running pipework clear again” and effectively clears blocked shower traps .

Freshens and Deodorises
Beyond cleaning, Fenwicks neutralises unpleasant odours that commonly plague waste systems. One user noted it “cleans the tank and makes it smell pleasant” after driving . Another observed a “nice, light fresh smell” in the waste system post-treatment .

Economical & Versatile Use
Recommended usage includes adding 100 ml to 5 L warm water for waste tanks or 50–100 ml neat for blocked pipes and shower traps . The product can also be diluted (50 ml in 450 ml water) for cleaning interior hard surfaces like sinks and worktops—and is food-safe and biodegradable.

User Satisfaction & Value
Boasting an impressive 4.8-star rating on e‑commerce platforms, many users call it “excellent value and very effective” . Outdoor reviewers awarded it a stellar 9.5/10, praising its quality, performance, and affordability—well above average in its category 

📝 Final Verdict

The Fenwicks Waste Pipe & Tank Cleaner is a must-have for leisure vehicle owners seeking a reliable, multi-functional cleaner. Its blend of strong cleaning action, odour elimination, and eco-friendly formulation makes it a top choice. Regular use ensures clear pipes, fresh tanks, and hygienic interiors, supporting a worry-free trip every time.

Keywords: Fenwicks waste pipe and tank cleaner, caravan tank cleaner, motorhome drain cleaner, biodegradable waste cleaner, campervan cassette cleaner, GRP safe tank deodoriser.

 

Pickup available at SouthWest Motorhomes - Sales, Hire & Service Ltd

Usually ready in 4 hours

Pairs well with

Free shipping on orders over £100 (exclusions apply)

All items come with full manufacturer guarantees for quality and performance

Shipping & Returns

Shipping Policy

We aim to dispatch orders within 2 working days and are shipped via Royal Mail or FedEx with tracking and drop-off without signature.

We offer FREE delivery on all orders over £100 (not including bespoke orders placed as part of our Part Finder service or products shipped directly from the supplier).

Returns Policy

If you're not completely satisfied with your order, you can return it to us within 14 days of receipt via Royal Mail. Though please note that we charge £3 for returns that are not faulty and the £3 will be deducted from your refund. Only damaged parts will have a full refund and return postage paid for.
Q&A

Delivery & Returns

How much do you charge for shipping?

Shipping is free on orders over £100
For orders under £100 there is a £5.99 shipping charge
For all next day orders there is a £9.99 shipping charge

Please note, these charges exclude bespoke parts. Bespoke orders will have their own shipping charge, quoted when ordering

To view all our Shipping information, click here.

Do you offer a click and collect service?

Yes, if the part you want is in stock at our warehouse, you can collect it from us for free. Your part will usually be ready for collection within 4 hours.

If you wish to collect your parts, place an order on the website and select the 'Pick Up' delivery option in the checkout.

Our pick up address:

Southwest Leisure Spares
Unit 1 Southfields Enterprise Park
Jordans Road
Ilminster
Somerset
TA19 9FF
United Kingdom

Where is my order?

Orders are generally dispatched within 2 days. Our standard shipping is a 48 hour tracked service via Royal Mail or FedEx.

Please refer to your tracking information for the most up to date status of your order. This information will be emailed to you. Please allow 2 days after your order is dispatched to arrive.

Some items may take longer than 48 hours to be delivered due to being sent direct from the supplier. If this is the case, you will be informed when placing your order.

For next day delivery, your order must be placed before 2pm Monday - Thursday. Unfortunately we do not offer next day delivery on a Saturday. If you place your order after 2pm on Thursday, your order will be delivered on Monday.

Can I return my order?

If you're not completely satisfied with your order, you can return it to us within 14 days of receipt via Royal Mail. Though please note that we charge £3 for returns that are not faulty and the £3 will be deducted from your refund.

Please check your part for damages as soon as you receive it. All goods retuned must be in new condition without any damages unless stated otherwise and must be fit for resale.

Bespoke orders cannot be cancelled or refunded once ordered, as these parts are being made to order and have to be paid for.

You can get your Royal Mail returns label here

To view our full returns and refund policy, click here

Do you ship internationally?

Unfortunately we don't ship internationally. We currently ship within the United Kingdom, Isle of Man, Jersey and Guernsey

What does it mean when a product is shipped directly from the supplier?

This means that the stock is not sent from our warehouse. Instead it is sent directly from the supplier to you. We will always let you know this before you complete your purchase and what the delivery time is.

Parts

Are the parts you sell genuine / original?

Yes, we supply genuine spare parts directly from manufacturers so you can be confident you're getting the best quality parts.

I can't find the part I need, can you help?

If you cannot find the part you require on our website, our team can help you with this. By filling out our Part Finder form with as much information as possible including the vehicle chassis number, we will help find exactly what you need.

Can you fit the parts for me?

We have an NCC Approved Workshop in Ilminster, Somerset where we can fit parts for your Motorhome. Send a booking enquiry here

General

What do you sell?

At South West Leisure Spares we specialise in parts, spares and accessories for motorhomes, caravans, campervans and camping. We have thousands of parts in stock and knowledgeable staff to give you a hand if you are not sure what you are looking for.

We are parts specialists for the following motorhome brands, Sunlight, Dethleffs, Roller Team, Auto Trail, Auto Sleeper, Coachman, Swift McLouis and Malibu Motorhomes.

Where are you located?

If you are heading off on holiday or journeying home along the A303, we are easy to spot next to the Southfields Roundabout at Ilminster. From the roundabout take the Exeter (A303) exit and immediately enter the slip road on the left and follow the road round to our ample parking space. We are just next to the COSTA Coffee restaurant.

Southwest Leisure Spares
Unit 1 Southfields Enterprise Park
Jordans Road
Ilminster
Somerset
TA19 9FF
United Kingdom
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Can't find what part you need?

It can be daunting and frustrating when you can't find the part you need. Use our Part Finder service and let us do the work for you.

Part finder

Fitting available at our NCC Approved Workshop

We supply genuine spare parts sourced directly from leading manufacturers, serving the caravan, motorhome, holiday park, leisure, and marine industries. Our close links with manufacturer technical teams give us access to hundreds of detailed diagrams, technical resources, and parts lists—ensuring you get the right component every time.


If your part requires professional fitting, our NCC Approved Workshop in Ilminster, Somerset is fully equipped to help. Simply get in touch to book an installation appointment, and our experienced technicians will ensure your parts are fitted safely, correctly, and in line with manufacturer specifications.

Enquire