About Us

Prüfengel offers authentic consumer tests in which real users share their experiences with products. Our tests are based on practical applications in everyday life and reflect the opinions of consumers. As we focus on consumer tests, we do not carry out material, long-term or laboratory tests. Our aim is to provide honest feedback to help you make a purchasing decision. For a detailed insight into our comprehensive evaluation process, which forms the basis of all our product reviews, please click here.

Bächlein
Design siphon

The quality and application potential of the Design Siphon from Bächlein has been extensively tested by the Prüfengel Institute. The product guarantees first-class quality and corresponds to common standard dimensions. Thanks to its solid construction and precisely fitting seals, the odor trap can be installed in any standard drain according to the instructions. The pipes are extra long for maximum compatibility. The tube trap made of high-quality 304 stainless steel and solid brass fits all standard washbasins thanks to the standardized 1 ¼ installation dimension. It comes with a money-back guarantee . The quality of workmanship has been carefully inspected. The complete set is supplied including rosette. As the Bächlein company works with the valuable resource of water on a daily basis, they are committed to sustainable and long-term management. In our practical test, the accuracy of fit was impressive.

Advantages

✅ Easy to clean
✅ Simple installation
✅ Universal fit
✅ Reliable function

Disadvantages

❌ None

The test

General information

We took a close look at and tested the product in a practical test. In the following, we take a closer look at the features and impressions. From the packaging, materials and quality to the range of functions and handling, the product is subjected to our test procedure.
To give you a quick overview, we work with a points system. The maximum achievable score per area is 100 points. The final overall score is calculated from the average of all tested features, taking into account the respective weighting. For a detailed insight into our comprehensive evaluation process, which forms the basis of all our product ratings, please click here.

The first impression

Packaging and contents

ℹ️ Here we take a closer look at packaging. Sustainability is becoming an increasingly important factor. In addition, adequate protection of the product must of course also be guaranteed. Are the contents of the packaging complete and does the manufacturer make it as easy as possible for me to use the product straight away?

CriterionRemarkScore achieved*
Product protectionProduct sufficiently protected100 points
Sustainability PackagingNo unnecessary packaging waste was produced100 points
Package contents & scopeComplete100 points
Instructions for useWritten in German, easy to understand100 points
Total100 points
Weighting: 20%
*The maximum score is 100 points

The design siphon from Bächlein arrived for our test in the typical shipping box. It was undamaged on arrival and could be opened without any tools .
The box contained all the relevant parts and the instructions for use in product packaging . The packaging method optimally protects the product from external influences. As a result, product protection was fully guaranteed and the design siphon was delivered in perfect condition. The packaging is also recyclable. In this respect, the product leaves a very good first impression. Neither the design siphon nor the packaging used was damaged.

The first time in your hand

Product processing and appearance

ℹ️ Before we start the practical test, we take a close look at the workmanship of the products. How high quality are the materials used? Are the look and feel satisfactory?

CriterionRemarkScore achieved*
Visual appearanceAttractive design100 points
ProcessingVery good workmanship, no sharp edges, the plastic insert only sits securely with Teflon tape90 points
StabilityVery stable100 points
Sustainability of the productGood quality means you can expect a long service life.80 points
Total93 points
Weighting: 20%
*The maximum score is 100 points
The design siphon is ready for the practical test.

The tubetrap is made of high-quality 304 stainless steel and solid brass. The dip pipe, wall pipe and odor trap are made of solid brass. The rosette is made of rubber. The wall pipe is 330 mm long. The immersion pipe is 220 mm long. The materials used make a stable impression. For this reason, we expect a very long service life.

This is what our practical test showed

Does the manufacturer keep its advertising promises?

ℹ️ Our practical test has the highest relevance and therefore weighting. Here, the product has to undergo a wide range of criteria and tests. We check the functions and product promises of the test article.

CriterionRemarkScore achieved*
Fixed seatThe plastic insert of the siphon is not 100% firmly seated despite the tightening of the retaining disk85 points
AssemblyProblem-free100 points
Additional functionOdor trap100 points
CleaningVery easy to dismantle100 points
CompatibilityMaximum compatibility100 points
Total97 points
Weighting: 45%
*The maximum score is 100 points

We enjoyed working with the design siphon from Bächlein during the test. The siphon is made of very well-coated steel and looks solid.
In addition, the immersion pipe and the wall pipe were very long from the outset, so that after shortening (saw necessary) you can probably connect any washbasin really firmly and securely. The siphon can be opened at the bottom for cleaning with the key supplied. The look is elegant and the quality is excellent and it is easy to install. The gaskets seal well. Bächlein only uses high-quality, certified materials such as steel and silicone for its products. Since 2021, the company has been balancing its corporate ecological footprint to get an overview of how many greenhouse gas emissions they emit through their work at Bächlein. The breakdown makes it possible to identify potential for reducing emissions and to act accordingly. They attach great importance to continuously optimizing the resource cycle of their products. This sense of responsibility for the future is very remarkable.
Thanks to the high-quality material and simple packaging, the Design Siphon is also sustainable and saves resources.

Price/performance ratio

and ratings from consumers

ℹ️ Finally, we examine how the product compares to the competition. Can it keep up with the competition in terms of price and quality? Would we generally recommend buying it? We also look at the consumer reviews and check whether the critical and positive reviews are actually justified.

CriterionRemarkScore achieved*
Price / performance ratioGood performance in the mid-price segment70 points
Rating cut4.7 out of 5.0 on Amazon85 points
Total78 points
Weighting: 15%
*The maximum score is 100 points

On the Amazon platform, consumers rate the product with an average of 4.7 stars. Some customers often complain that the wall connection with the rubber sleeve does not fit. Many customers like the fact that the look is very modern. In our practical test, we were able to confirm that the look was good. We were unable to confirm in our test that the rubber sleeve did not fit.

Prices of up to €51 are charged on the Internet for equivalent products. Very inexpensive products are available from as little as €25 . The Design Siphon from Bächlein is therefore currently in the middle price segment with a price of € 39.95. For the quality and performance received, the price-performanceratio isvery good.

Overall result

WeightingScore achieved*
1. packaging & contents20%100 points
2. product processing & appearance20%93 points
3. in the practical test45%97 points
4. price/performance & consumer ratings15%78 points
Total94 points
*The maximum score is 100 points

The Bächlein brand design siphon was awarded an overall score of 1.3 and thus successfully qualified for our test seal. The test was carried out in the test period 10/23 and is stored in our database under the license number 230927004. Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

Test result:

1,3

Design siphon
of the brand
Bächlein
achieved
94
Points in our test and therefore passed. The test was carried out in the test period
10/23
and is stored in our database under the licence number
230927004
. Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

The practical tests are based on careful observations and do not include long-term or laboratory tests. The test judgements reflect the personal impressions and opinions of the testers who try out the products in everyday use. We would like to emphasise that these evaluations do not claim to be exhaustive and may reflect both subjective and objective impressions. The evaluations are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a serious and thorough testing procedure, which has been developed in a long and professional process in close co-operation with our testers.

The practical tests are based on careful observation and do not include long-term or laboratory tests. The test ratings reflect the opinion of our experts and are based on careful analysis. We would like to emphasize that these evaluations do not claim to be exhaustive and reflect both subjective and objective impressions. The assessments are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a reputable and thorough testing process, which has been developed in a long and professional process in close cooperation with our experts.

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Evaluation process

You can find a detailed insight into our evaluation process, which forms the basis for our product ratings, here:

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