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.

SmartProduct
Pipe fitting

The tube fitting from SmartProduct is available in different versions. Depending on requirements, the buyer can order the fittings in single, double, triple or ninefold versions. The dimensions of the fitting are 25 × 25 mm and the product is built at a 90 degree angle . The clamp connector for indoor and outdoor installations is compatible with PE80 and PE100 pipes and impresses with its high-quality use of materials . Durable polypropylene was used in its manufacture, making the product highly resilient. The seller guarantees temperature resistance, weather resistance and UV resistance. On a positive note, the pipe fitting can withstand pressures of up to 16 bar. The product has important certifications. It is strictly quality-tested and complies with EU norms and standards. Further information on the certifications can be found in the test report. The pipe fitting also has drinking water certification. There are minimal deductions for the product due to a small processing error in the plastic. However, this is only of a cosmetic nature and does not affect the product quality in any way.

Advantages

✅ Durable polypropylene
✅ Highly resilient and corrosion-resistant
✅ Long-term pressure resistance
✅ Important certifications available

Disadvantages

❌ small processing defect in the plastic, which does not affect the product quality

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 protectionCarton is sturdy, product sufficiently protected100 points
Sustainability PackagingBox a little large, otherwise unnecessary packaging waste was avoided80 points
Package contents & scopeThree tube fittings and instructions for use100 points
Instructions for useIn German, clearly written and illustrated, no contact details/customer hotline listed80 points
Total90 points
Weighting: 20%
*The maximum score is 100 points

After unpacking, there were four elements on the table. The package contained three pipe fittings and instructions for use. Overall, it should be noted that the products are adequately packaged and there is no unnecessary packaging waste such as plastic. The three pipe fittings all make a solid impression and look identical. The instructions for use also deserve a positive mention. In addition to German, they are also available in English, French, Italian, Spanish and Dutch. The illustrated step-by-step instructions ensure that the screw fitting is easy to install and makes installation easier, especially for less tech-savvy people. The enclosed instructions for use are very customer-oriented. It would have been desirable to include a contact hotline on the instructions for use in case of queries about the product.

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 appearanceModern, blue and black100 points
ProcessingVery solid and high-quality workmanship, with the exception of the small processing error90 points
StabilityIs given100 points
Sustainability of the productSuitable for long-term use100 points
Total98 points
Weighting: 20%
*The maximum score is 100 points
Detailed view of pipe fitting

The pipe fitting makes a high-quality visual impression. The design in the colors blue and black ensures a modern appearance. The workmanship of the product is very solid and of high quality. The pipe fitting receives a small number of points because a small processing defect is visible in the plastic on the outside of the blue element. However, this does not affect the functionality of the product and is merely a minor visual blemish. The product sits comfortably in the hand and appears stable. Due to the processing of high-quality materials, it can be assumed that the product is suitable for long-term use.

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*
Material qualityRobust, high-quality polypropylene, silicone-coated O-rings and clamping rings and metal ring, somewhat difficult to fit80 points
Corrosion resistanceDurable, suitable for indoor and outdoor use100 points
Pressure resistanceMetal ring ensures long-lasting performance, 16 bar100 points
Load capacityWeatherproof, UV-resistant, temperature-resistant100 points
CertificationsStrictly quality-tested, complies with EU norms and standards, drinking water certified100 points
Total96 points
Weighting: 45%
*The maximum score is 100 points

The pipe fittings are easy to fit and make a robust impression. There is a minimal deduction of points as a certain amount of force is required to attach them. The use of high-quality polypropylene ensures good material quality for the pipe fittings. In addition, the pipe fittings have high-quality, silicone-coated O-rings and strong clamping rings. The material is durable and suitable for indoor and outdoor use, as the fitting is weatherproof, UV-resistant and temperature-resistant. The product can withstand pressures of up to 16 bar. The pipe fittings have all the important certifications (DVGW, Wien-Zert, KIWA, UBA, OIB, ITC and Carso) and therefore comply with EU norms and standards. They are strictly quality-tested and certified for drinking water.

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 ratioVery good performance in the lower price segment90 points
Rating cut4.5 out of 5.0 on Amazon75 points
Total83 points
Weighting: 15%
*The maximum score is 100 points

On the Amazon platform, consumers rate the product with an average of 4.5 stars. One common criticism is that the pipe is somewhat narrow and therefore difficult to fit. Many customers like the tightness and robust material of the product. In our practical test, we were able to confirm that the material and tightness were good and that the installation was basically easy to handle, but actually required a little more effort.

Prices of up to €18 are charged on the Internet for equivalent products. Very inexpensive products are available from as little as €13. The tube fitting from SmartProduct is therefore currently priced at €13.95, which is in the lower price segment. The price-performance ratio is reasonable for the quality and performance received.

Overall result

WeightingScore achieved*
1. packaging & contents20%90 points
2. product processing & appearance20%98 points
3. in the practical test45%96 points
4. price/performance & consumer ratings15%83 points
Total93 points
*The maximum score is 100 points

The SmartProducts brand tube fitting was awarded an overall score of 1.4 and thus successfully qualified for our test seal. The test was carried out in the test period 01/24 and is stored in our database under the license number 240105012. Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

Test result:

1,4

Pipe fitting
of the brand
SmartProduct
achieved
93
Points in our test and therefore passed. The test was carried out in the test period
01/24
and is stored in our database under the licence number
240105012
. 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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Our product evaluations are carried out exclusively through direct, on-site tests. This ensures a detailed and specific examination of the product properties. You can find more information about the test procedure here.

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