FAQ hot tubs
Spruce, pine, larch and sometimes oak is used for tub production. Also is used and thermo wood. What is thermo wood? If the wood material is treated in high temperature and steam, it is called “thermo wood”. After such treatment the wood becomes stronger, dimensionally stable and lighter, resin leaking disappears.
The water in tubs can be heated with an electric, gas or wood burning stoves. The latter ones are the most common. The heating stoves can be of inside or outside type.
a) Inside heater stoves are located inside the tub space. The firewood is being put into the stove from above, so that water doesn’t get into the stove. This type of stoves are effective in heat transfer. The tub location can be changed easily, because you don’t have to disconnect the heating system. On the other hand, the stove occupies considerable amount of space inside the tub.
b) Outside heater stoves are installed on the outer side of the tub, and the heated water flows through rubber tubes. This type of stove has an advantage that it saves space in the tub. But to relocate the tub you will need to disconnect the heater. Very important aspect is the diameter of rubber tubes used, since it influences the water circulation inside the tub.
It is personal. You should consider how many people will usually use it. If you plan to enjoy the tub with your family maybe a few friends only, it is advisable to acquire a mid-size tub. You will economize on water, heating time and energy source.
Hot water tub should be placed on a flat and stable surface. This can be compacted gravel, wooden terrace or any other concrete surface.
You should start heating the water in the tub several hours before planned use. Avoid heating the tub that is not fully filled with water, especially if you have plastic inside tub, because this can damage the walls of the tub.
Water warm-up time depends on several factors. It depends on the initial water temperature, the size of the tub, the volume of water being heated, and the stove type. Heating with electric heater usualy takes more time. Wood burning stoves are much faster. For an average tub, the water heating process will take about 4-6 hours.
It is advisable to use dry birch wood, but also can be used other types of wood or briquettes. Avoid timber containing high level of resin, because the stove quickly drags on, it will need more frequent cleaning.
Tub water is heated by the stove and it warms unevenly. When the water begins to warm, it slowly rises to the top of the tub. Use the paddle or similar tools from time to time to mix the water. The water heats up faster if the tub is covered with a lid.
First of all, after acquiring a wooden tub, you should make it soak with water. This will cause wood pores to absorb the water and prevent the tub leaking.
During the summer, the tub must be filled with water. Otherwise, if the tub is left empty for longer time, wooden elements will dry and begin to leak.
The hot water tub should be cleaned after each 2-4 uses.
It is advisable to choose natural cleaners or organic products for wood tub interior cleaning. Wood tubs should not be cleaned with unknown or unidentified chemicals, because wood’s reaction is unpredictable. Wood tubs should not be treated with chemicals containing chlorine or bromine, which are usualy used for outdoor pools, as this may eventually damage the wood fibers. Consider water-proofing the wood at least once a year, but from outer side only.
The tubs with plastic inlays do not need initial soaking, they are immediately ready for use. Avoid heating the stove before the water reaches the proper level, because plastic tub walls can begin to deform. To clean the plastic inside, any ordinary means that are used to clean outdoor swimming pools amy be used.
If the wooden tub began leaking, it was probably left without water for a long time, and wooden elements began to dry and shrink. You should tighten the metal rings. If you discover any leaking gaps, they should be filled with wood sawdust. With time, it will absorb water and fill the resulting gap.
During the cold season both wooden and plastic tubs should be left empty, because the frozen water can permanently damage the tub.
You can start to drain the water out of the tub after the water and stove has cooled completely.
The owners of hot water tubs may enjoy low cost of ownership. It consists of maintenance costs and cost of consumables for heating.