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  • Brand: 3P Technik
  • Brand: Rewatec

Steel cover

  • Suitable for car traffic up to 3.5 t
  • Fits Rewatec and Octagon tanks
  • Made of stainless steel
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0 Review(s) 
Price
PLN1,466.80 Regular price PLN1,544.00
PLN1,192.52 tax excl
Lowest price: PLN1,465.85 0%

Maxi underground filter

  • Underground rainwater filter
  • Ideal for rainwater harvesting and infiltration systems
  • Suitable for roof areas of max. 350 m2
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0 Review(s) 
Price
PLN1,183.70 Regular price PLN1,246.00
PLN962.36 tax excl
Lowest price: PLN1,183.23 0%

Connection set rainwater collector-tank without...

  • Including jigsaw
  • Diameter: 32 mm, length: 30 cm
  • Hose and coupling set for tank without removable cover
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0 Review(s) 
Price
PLN111.15 Regular price PLN117.00
PLN90.37 tax excl

Easyfix Comfort Collector

  • Collector quick mounting to the gutter
  • Suitable for gutters from 80mm to 100mm
  • Complete set for collecting and connecting the tank
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0 Review(s) 
Price
PLN195.23 Regular price PLN205.51
PLN158.73 tax excl
Lowest price: PLN205.50 -5%

Extension pipe VS 20

  • Polyethylene rising pipe in black and green
  • Height 235 mm, diameter DN 600
  • Suitable for Rewatec and Octagon
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0 Review(s) 
Price
PLN494.95 Regular price PLN521.00
PLN402.40 tax excl

Extension pipe VS 60

  • Polyethylene extension pipe in black and green
  • Suitable for Rewatec and Octagon tanks 
  • Height 635 mm, diameter DN 600
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0 Review(s) 
Price
PLN739.10 Regular price PLN778.00
PLN600.89 tax excl

Maxi Plus underground filter

  • Underground rainwater filter
  • No difference in height between the inlet and outlet
  • For roof surface max 500 m2
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2 Review(s) 
Price
PLN2,479.50 Regular price PLN2,610.00
PLN2,015.85 tax excl
Lowest price: PLN2,478.55 0%

Rising pipe with basket filter

  • Set the riser tube integral with the filter
  • Suitable for all underground storage tanks from Rewatec
  • For the catchment area up to 350 m2
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0 Review(s) 
Price
PLN2,627.70 Regular price PLN2,766.00
PLN2,136.34 tax excl
Lowest price: PLN2,627.44 0%

Easyfix collector

  • Quick-mounted rainwater collector
  • Fits gutters from 80 mm to 100 mm
  • Connection diameter 32 mm
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0 Review(s) 
Price
PLN147.48 Regular price PLN155.24
PLN119.90 tax excl
Lowest price: PLN146.78 0%

Distance ring 60 cm

  • Suitable for tanks from Rewatec and Octagon
  • Height 60 cm, diameter DN 600
  • Made from high quality polyethylene
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0 Review(s) 
Price
PLN677.35 Regular price PLN713.00
PLN550.69 tax excl
Lowest price: PLN676.88 0%

Evergreen rainwater tank 475L

  • Decorative rainwater tank in the garden
  • Ground tank with a volume of 475L polyethylene
  • Look like the trunk of an old oak, color walnut
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1 Review(s) 
Price
PLN1,316.70 Regular price PLN1,386.00
PLN1,070.49 tax excl
Lowest price: PLN1,514.57 -13%

Riser pipe with flow filter

  • Set the riser tube integral with the filter
  • Suitable for all tanks from Rewatec
  • Recommended for roof areas up to 200 m2
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0 Review(s) 
Price
PLN2,938.35 Regular price PLN3,093.00
PLN2,388.90 tax excl
Lowest price: PLN2,937.89 0%

Little Tree rainwater tank 250L

  • Decorative 250 l tank
  • Rainwater tank
  • Looks like the trunk of an old oak tree
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0 Review(s) 
Price
PLN1,182.75 Regular price PLN1,245.00
PLN961.59 tax excl
Lowest price: PLN1,380.05 -14%

Rainwater collector with filter

  • Rainwater collector with gutter filter
  • Collects water from the roof areas up to 50 m2
  • Fits gutter with diameters from 68mm to 100mm
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0 Review(s) 
Price
PLN101.13 Regular price PLN106.46
PLN82.22 tax excl
Lowest price: PLN72.26 +40%

Gasket DN 600 for manhole

  • Seal for Rewatec tanks
  • Protects the inside of the tank against pollution
  • The seal between the riser tube and the distance ring
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0 Review(s) 
Price
PLN149.15 Regular price PLN157.00
PLN121.26 tax excl
Lowest price: PLN148.68 0%

F-Line rainwater tank

  • Underground, flat rainwater tank
  • Tanks for difficult ground conditions
  • Tank volume from 1500 to 7500 l
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2 Review(s) 
Price
PLN4,164.80 Regular price PLN4,384.00
PLN3,386.02 tax excl
Lowest price: PLN3,945.60 +6%

Extension element set

  • TopCover, VS60 ascending pipe and DN600 gasket included
  • Compatible with Rewatec and Octagon tanks 
  • Made of durable polyethylene
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0 Review(s) 
Price
PLN1,372.75 Regular price PLN1,445.00
PLN1,116.06 tax excl
Lowest price: PLN1,372.99 0%

Neo rainwater tank

  • Underground, flat rainwater tank
  • Monolithic tank with a 35-year warranty
  • Capacity from 1500 to 40000 litres
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0 Review(s) 
Price
PLN3,848.45 Regular price PLN4,051.00
PLN3,128.82 tax excl
Lowest price: PLN3,645.90 +6%

Evergreen Lite 300L rainwater tank

  • Under gutter rainwater tank in the garden
  • Decorative tank with a volume of 300L
  • Styled on the narrow trunk of an old oak
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0 Review(s) 
Price
PLN1,182.75 Regular price PLN1,245.00
PLN961.59 tax excl
Lowest price: PLN1,395.68 -15%
Showing 26 - 50 of 93 item(s)

FAQ

What is the largest capacity of a rainwater tank?

We have a wide range of rainwater tanks. The shop offers tanks with a capacity of up to 30 m3. It is also possible to order larger volumes on individual request.
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Are polyethylene tanks durable?

Plastic - polyethylene - is a material that is widely used in the industry. It is characterised by its high resistance to adverse external conditions. It does not corrode or fade when exposed to UV radiation. It is also resistant to mechanical damage. This makes the tanks airtight and very durable. This guarantees many years of trouble-free operation.
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Can the tanks be installed in drivable ground?

This is possible if a suitable retrofit for the specific tank is used. For this purpose, a concrete band should be constructed to relieve the pressure on the rainwater tank. This will reduce the pressure on the walls to acceptable values. Special covers and extensions for vehicle traffic are also dedicated to the tanks.
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Can tanks be installed in ground water?

Yes, but only selected models of rainwater tanks. Special variants of flat tanks are dedicated to unfavourable ground-water conditions: Octagon, Neo, F-Line. Such rainwater tanks can be installed in ground water up to a set level, following the manufacturer's recommendations.
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Can tanks be installed in low permeability soils?

This is possible with specially designed flat rainwater tanks: Octagon, Neo, F-Line. They can be placed in heavy, impermeable soils (clay, silt and clay), following the manufacturer's instructions in the manual.
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Can a pump be put in the rainwater tank?

Yes, it is possible. When you equip a rainwater tank with a pump, you get a system for rainwater management. The shop offers ready-made sets for the use of rainwater in the garden as well as in the house and garden, with selected pumps.
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Does the water in the rainwater tank freeze?

This depends on the type of tank. In the case of an underground rainwater tank, the water does not freeze, as it is below the frost line. Above-ground tanks, on the other hand, have to be emptied during the winter because the freezing water could make the tank damage.
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Does the rainwater tank have to be cleaned?

It is accepted that rainwater tanks should be cleaned 1 to 2 times a year. The dirt that accumulates during operation promotes the growth of bacteria, which are dangerous to health. Over time, the tank can fill with algae and gradually become overgrown. Special chemicals are used to clean the rainwater tank and then rinsed.
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Where to discharge the water from the emergency overflow?

The water from the emergency overflow should be infiltrated into the ground if the ground conditions allow it. In addition, the water can be discharged into a drainage ditch or other nearest watercourse.
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Do you have to take the pump out of the rainwater tank for the winter?

The pump should be removed from the above-ground rainwater tank, as the water freezes during the winter. Servicing can then be carried out, cleaning the pump and lubricating the working parts. In the case of underground rainwater tanks, it is not necessary to remove the pump, as it is below the frost line.
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What is the maximum depth at which rainwater tanks can be installed?

The installation depth depends on the specific model of rainwater tank, e.g. from 0.4 m - Bolt tank to 1.5 m - F-Line. The depth of the tank installation also depends on the depth of the inlet pipe. However, be sure to follow the manufacturer's recommendations.
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