Independent spring block pros and cons


Fastening snake springs in a sofa

Special springs are made of durable steel, which is given the desired bend at high temperatures. The finished product is treated with a special agent to protect against corrosion. Installing springs in upholstered furniture is a fairly simple process. Usually experienced craftsmen can easily cope with this. The spring is attached inside the frame or on it.

The curved shape of special fasteners guarantees the reliability of the entire structure. The number of fasteners depends on the shape and dimensions of the furniture. The furniture frame obtained in this way retains its stability for many years. And thanks to the polyurethane layer located between the frame and the snake spring, hard materials do not come into contact with the upholstery.

One of the main advantages of furniture that has such a spring in its design is improved performance characteristics - the service life of products can reach over 20 years. Serpentine springs can withstand high mechanical loads. In addition, they do not produce noise and allow natural ventilation of the furniture to be maintained. Elasticity and the absence of the “rolling” effect make such models as comfortable as possible.

Springless sofas - softness and comfort

Springless fillers are blocks of polyurethane foam, durable, soft, elastic and characterized by good orthopedic properties. This filler is considered hypoallergenic, environmentally friendly and safe to use. Springless sofas are quite comfortable, they have a soft and cozy seat. Polyurethane foam perfectly retains its shape; thanks to the properties specified during production, it ideally adapts to the contours of the human body and retains its elasticity. Polyurethane foam, with its low weight, has fairly good strength and the ability to restore shape. It has good elasticity and breathability, which is ensured by the structure of small cells. There are various types and brands of polyurethane foam, the properties of which determine the quality of the sofa, its comfort and durability in use. Everyone’s preferences are different; there are a large number of positive reviews, both in favor of spring and springless sofas. Study the information and base your choice on your own feelings and tastes. Classic upholstered furniture, created by a trusted manufacturer in compliance with high quality standards, will look aesthetically attractive and will reliably serve for a long time.

Advantages of the “snake” spring block

Advantages of the “snake” spring block

The “snake” design is one of the most popular on the market; manufacturers often use it in the manufacture of sofas. The main advantages of furniture with such filling include:

  • the ability to withstand impressive loads while maintaining its original shape;
  • ease of transportation and installation;
  • quiet operation;
  • excellent ventilation of the spring block;
  • the ability to retain body heat for a long time, which affects the comfort of use and well-being;
  • increasing product service life;
  • affordable cost (the price depends on the materials used, the manufacturer and design features, but on average it remains in an acceptable range).

The orthopedic qualities of products with serpentine springs determine their therapeutic effect: they are often recommended by doctors to improve well-being.

Review Reviews

Studying customer reviews about the purchase of sofas equipped with an independent spring unit, one can note their positive nature. The filler raises virtually no complaints, but some owners of such furniture after transformation still use an additional thin mattress on top due to the high rigidity of the main bed.

The comfort of the seat is noted - in the living room such models can be safely placed as a gathering place for the whole family. The sofa can withstand significant loads, but it is still worth considering the limitations - for independent spring blocks they vary in the range of up to 120-130 kg, and with an increase in the recommended weight, deformation of the base is possible.

In terms of transformation mechanisms, preference is given mainly to models with “Eurobook” and “accordion” mechanisms; direct options without transformation are also popular. With an independent spring block, they can also easily be turned into a comfortable sleeping place. Corner models are chosen mainly with a “Eurobook”. It is noted that the massive base sometimes causes some inconvenience when folding.

The following video will tell you about the pros and cons of an independent spring block and polyurethane foam.

Disadvantages of the “snake” spring block

Experts did not find any particular disadvantages with this furniture. The negative aspects include the lack of depreciation. For example, under the influence of the body weight of a sitting person, the base may sag, and an attempt to rise independently will lead to the person sinking even further into it. However, such problems usually occur in people who are very overweight.

In addition, at the beginning of operation, the softness of the base will be unusual for lovers of hard surfaces. But this minus is insignificant - you can quickly get used to the features of this type of furniture. Due to the excellent performance characteristics of the snake spring block, it has gained great popularity in the market in recent years.

The best springless synthetic fillers

Modern fillers made using innovative technologies provide worthy competition to springs when choosing the best filling for a sofa.

Polyurethane foam

The material consists of several polymers, which are found in different hardness and density. Divided into:

  • Block - thick sheets of different densities, from which elements of the required configurations are cut.
  • Cast - manufactured directly at the enterprise by pouring a semi-finished product into ready-made molds in liquid form.

Important! The density of high-quality polyurethane foam for backs, seats and armrests should be at least 25 kg/m3.

Advantages of polyurethane foam sofa filler:

  • Long service life (about 8 years), elasticity, reliability, elasticity, environmental friendliness, budget price.
  • It does not accumulate dust, due to which it does not cause allergic reactions, and has a variety of characteristics.
  • Withstands long-term and significant loads, after deformation it is able to restore its shape.
  • Air and moisture permeability, which promotes circulation.

Flaws:

  • It is afraid of the influence of ultraviolet radiation, so it needs a cover made of light-proof fabric.

Important! There are no particular complaints about quality products in user reviews. But models in which high density is replaced by increased rigidity, as well as a modification of polyurethane foam - foam rubber, do not stand up to criticism. This material cakes very quickly and becomes unusable. Additionally, switching from a spring sofa to this option may seem too harsh.

Struttofiber

These products are patented by the Podolsk company “Ves Mir”. Struttofiber consists of three layers, the inner of which is load-bearing with vertically directed fibers that are capable of redistributing the load.

Advantages of struttofiber as a sofa filling:

  • Durable, resilient, does not rot, and is affordable.
  • Perfectly restores its shape, does not absorb moisture, and does not support combustion.
  • It is not a breeding ground for mites and does not cause allergic reactions.
  • Has orthopedic properties.

Flaws:

  • Difficult to repair.

Important! Experts and ordinary consumers agree that this filler occupies one of the leading places in popularity when choosing the best filler for a sofa. When choosing the degree of rigidity of the model, you need to pay attention to the weight of the user: the lighter the sleeper, the softer the mattress should be.

Holofiber

This is a modern filler, which is made on the basis of padding polyester. Its distinctive feature is its special twisted fiber structure. Produced in the form of fluffy balls and slabs.

The advantages of such filler for sofas:

  • Strength, lightness, elasticity, softness, environmental friendliness, elasticity, wear resistance, long service life (about 10 years).
  • High sound, heat insulation and antistatic properties.
  • Does not absorb odors, allows air to pass through, easily restores its shape, is hygroscopic, does not rot and is not susceptible to fungus.

Flaws:

  • Relatively high cost.

Important! Many users respond positively to the material. It is especially emphasized that after several washing cycles the characteristics of the product remain unchanged. Moreover, holofiber almost does not absorb tobacco smoke.

Durafil

Made from polyester. Its feature is the vertical direction of the fibers, which are similar to a spring block in terms of perception effect.

Advantages of Durafil as a filler for upholstered furniture:

  • Softness, fluffiness, firmness, elasticity, environmental friendliness, affordable price.
  • Does not attract dust, does not cause allergies, is fire resistant, does not absorb moisture, has low residual deformation and antimicrobial properties.

Flaws:

  • The disadvantages are minor.

Important! User reviews are positive. This sofa filling does not need to be cleaned from moths, fungi and mites.

Sintepooh

Synthetic fluff is a siliconized springy fiber that is considered a high-quality substitute for natural fluff. The material consists entirely of polyester.

The advantages of filling the sofa this way:

  • Softness, lightness, environmental friendliness, elasticity, affordable.
  • Hydro- and biostability, low thermal conductivity.
  • “Breathes”, does not pill, and quickly and easily restores its shape.

Flaws:

  • Narrow scope of application.

Important! Users say that in general the material is not bad, for example, it is washed in a gentle cycle, dries quickly, and retains heat well. There are some comments, but they are minor: hard materials do not fill the corners of the pillows, and the mixture with foam pieces cakes.

Sintepon

This is an artificial material made from polyester fibers. Has moderate volume.

Advantages:

  • Harmlessness, elasticity, lightness, cheapness.
  • High moisture-resistant and heat-insulating properties.
  • Not susceptible to fungal infection, does not cause allergies.

Disadvantages of the filler:

  • In its pure form it is not suitable as a filler for sofa seats.
  • Over time, it clumps heavily.
  • Short-lived.

Important! Users say that the material used for its intended purpose lives up to the expectations placed on it. At the same time, you need to be careful when purchasing - the filler is manufactured according to factory specifications, so there is a risk of purchasing products that are harmful to health and of poor quality.

Comforel

Small synthetic balls that are made from polyester fibers by thermal action. Covered with silicone and treated with an antibacterial compound.

Advantages:

  • Durability, light weight, low cost.
  • Hypoallergenic, antistatic, fireproof.
  • “Breathes”, retains heat well, is easy to wash, and dries quickly.
  • It doesn’t cake, it crushes hard, it restores its shape well and quickly.

Flaws:

  • There are no particular shortcomings.

Important! User reviews are mostly positive. Especially noteworthy is the silicone coating, thanks to which the balls do not make sound.

Viscoelastic foam

The polyurethane foam substance poured into the cavity of the pillow has many distinctive features. Thanks to its properties, the head of the person lying is in the anatomically correct position. After the user rises, the pillow takes on its original shape, so when choosing the best filling for a sofa, you should pay special attention to this option.

Advantages of this sofa filler:

  • It has memory, is elastic, does not absorb moisture, and has a service life of 5-8 years.
  • Anti-allergenic and antimicrobial.

Flaws:

  • It will take some time to get used to.
  • High price.

Important! Generally positive user reviews warn that some unscrupulous manufacturers make foam from foam rubber with toxic additives. It is also noted that the handicraft product has a specific smell in the first weeks of use.

What to look for when purchasing

What to look for when purchasing

The right choice will ensure long-term and reliable operation of the furniture, so when purchasing you need to consider the following points:

  • degree of resistance to mechanical loads;
  • indicators of rigidity and elasticity;
  • orthopedic qualities;
  • service life specified by the manufacturer.

In addition, the design features of the product can affect the service life of the product. When choosing furniture, it is worth considering its purpose, as well as the conditions in which it will be used. If an orthopedic effect is required, it is worth checking the quality of the internal filler, the reliability of the fastening elements and transforming mechanisms.

When looking for high-quality furniture, it is better to give preference to large chain stores that sell goods from well-known manufacturers. They have all the necessary quality certificates that guarantee safe operation.

Sofa Furniture

Which one is better to choose?

Of course, choosing a spring block is not so easy, because each of them has different advantages. As a result, of course, only you can decide what is optimal for you.

Try to be guided by your own preferences, and also by the following rules.

  1. First of all, decide why you are buying a sofa with a specific type of spring block: for relaxation, constant sleep. This way you will determine how often and intensively it will be used, and you can decide how strong a block you need.
  2. Then select the type of sofa transformation you are interested in, which seems most comfortable and reliable to you.
  3. Afterwards, evaluate the condition of your body, especially its musculoskeletal system, and decide whether you can afford to save on a bed, or whether you need a professional orthopedic unit. Also evaluate your weight, this is an important factor.
  4. Find out what additional layers of soft materials the springs are covered with. As you remember, low-quality foam rubber equals quick breakage of the sofa, therefore, it is better to give preference to products covered, for example, with coconut coir, which is characterized by increased rigidity.
  5. Consider the cost of the sofas that you like.

The rules presented in this section will help you navigate and not get lost among the types of blocks
The rules presented in this section will help you navigate and not get lost among the types of blocks

It is up to the buyer to decide which mattress to choose. It should be borne in mind that most consumers prefer the latter. Dependent spring blocks are more suitable for summer cottages or as a guest sleeping place.

Determining which particular sofa with a spring block is best suited for sleeping and relaxing can be done not only by experience. Useful recommendations will help you make the right decision and avoid possible difficulties in their subsequent operation. These include the following moments.

  • Metal type. The spring block must be made exclusively of steel, preferably with a stainless steel coating. This way, even with high humidity, rust will not appear. Steel will withstand any load and does not deform under pressure.
  • Hardness level. For an independent spring block, the average one is considered optimal. Too low or high a level of base rigidity will lead to a decrease in the orthopedic characteristics of the material. It simply will not be able to meet the task and will lead to discomfort and back pain.
  • Filling. Folding sofas must have the same type of filling in the back and seat. If they are different, it is unlikely that you will be able to sleep comfortably on such a bed. In addition, there are also materials inside, between the springs. It is better if it is natural coconut fibers or hypoallergenic latex foam.
  • Convenience. When choosing a sofa with an independent spring block, it is better to personally check all its features. When ordering a product remotely, you can be very disappointed in its practical properties.

Which sofa is better - spring or polyurethane foam?

Reviews from owners indicate that spring models are chosen by active, practical consumers who value the versatility, functionality and reliability of upholstered furniture. When choosing, experts advise paying attention to the relevant certificates that guarantee high quality standards and hygiene standards. The possibility of sagging and deformation of the sofa, including the duration of the working life, depends on the degree of the spring filler.

Dimensions of polyurethane foam for sofas

Entrust the repair of a spring sofa to our studio

Replace the springs in the sofa
Our company repairs and replaces spring blocks in sofas. This is our work in which we have achieved professionalism. We restore the youth of furniture with damage of any complexity.

We repair the sofa spring block at home (the service is available to residents of Moscow and the Moscow region). This is convenient for customers, as it allows them to save time and not spend money on transporting heavy furniture.

Here's how we work:

  • No prepayment. Our work is built on trust. We accept payment only upon delivery, but we prepare estimates in advance so that customers know how much to expect.
  • Free departure. The cost of the work does not include the visit of a specialist to perform preliminary measurements and repairs. You set the time when it is convenient for you to meet the master. We work on weekdays, holidays and weekends.
  • 12 month warranty. We are confident in the results of our work and want to share this confidence with our customers. A long and reliable guarantee confirms our serious approach.
  • Select payment options. We accept payment in cash and by bank transfer. Customers themselves choose the payment method convenient for them.
  • Affordable price. For reupholstering a sofa and replacing a spring unit, the price is acceptable for many.
  • We have all the parts and tools you need to repair a spring sofa. We constantly maintain and expand our range of running parts. When going to replace the springs in a sofa at home, the technician takes everything he needs with him. The work is not delayed because he does not have the right tools at hand.

Replacing the spring block of a sofa is more profitable than purchasing new furniture. Repairs extend the life of the sofa and give it a “second youth”. Anyone who sits on the sofa after the renovation will notice how comfortable it is now.

User feedback about PPU

Opinions about which sofa is better - spring or polyurethane foam - are very mixed. Some users prefer options with metal coils, focusing on the reliability of these structures. Other buyers prefer polyurethane foam as an adequate modern analogue. In any case, when choosing such a product, you must focus on the quality of the main components and the availability of certification of the materials used.

The advantages of a sofa with polyurethane foam are listed above. Among the disadvantages, owners point to the flammability of the material, which, when ignited, releases harmful substances into the air. In addition, consumers do not always receive the quality they expected. When choosing a sofa block made of spring or polyurethane foam, experts advise paying attention to the expensive version of polyurethane foam with intellectual memory. Such material has the ability to smoothly take on the contours of the furniture owner’s torso, maximally adapting to the characteristics of the body. In addition to foam rubber, the composition includes latex, special crumbs, padding polyester or holofiber.

Polyurethane foam for sofa

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