Air pumps

Cylindrical air stone diffuser 2.5 cm

The 2.5cm cylindrical air stone diffuser is ideal for growers who use small nutrient tanks and need to keep then few days in good condition. The irrigation water should rest at least 24h so chlorine will evaporate. In order to have water well o [...]

  • 2.90€

Metal valve 4 outlets air pump

Metal 4 outlet valve for air compressor is a complement to use with air pumps providing extra oxygenation to the water tank where the nutrient solution is used to irrigate the plants, either by automatic irrigation or irrigation with watering can. M [...]

  • 12.00€

Aquaking Non-toxic silicone tube - 1m

Aqua King non-toxic Silicone Tube is an indispensable complement to be used together with the air pump and the stone diffuser, keeping the nutrient solution oxygenated in each irrigation. This tube has a diameter of 4-6mm. Non-toxic tubes prevent a [...]

  • 0.50€

Hailea ACO-318 air compressor 8 outputs 3600l/h

Now available in Alchimiaweb this Hailea ACO-318 air compressor, with a 60L/min (3600L/h) output and a maximum noise of 60db, with 8 air outputs with stopcock, perfect for large water tanks This air pump is encapsulated in a high quality aluminum a [...]

  • 47.40€

Boyu S-1000 252l/h adjustable air pump - 1 output

Here at we're happy to present the Boyu S-1000 adjustable air pump 252 l/h with single outlet, perfect to oxygenate the nutrient solution tank of your automatic irrigation system for your homegrown cannabis. A com [...]

  • (Product sold out)9.90€

Boyus S-2000 air pump - 2 outputs

Now available online here at Alchimia Grow Shop, the Boyus S-2000 air pump, with two air outlets and a flow rate of 480l/h. It is very compact with dimensions of 163 x 105 x 88mm, and is assembled in a plastic casing with rounded edges, to give it a [...]

  • (Product sold out)16.00€

Autopot AirDome

Now available for you in Alchimiaweb, the Autopot Airdomeaeration kit isdesigned to increase oxygenation of the roots, thus maximizing performance and absortion capacity. Very simple to install, simply place it in the bottom of the pot, and cover it [...]

  • 5.00€

Round air stone diffuser

Round air stone difusser, 10 cm in diameter. With this air stone, yopu can efficiently generate bubbles to oxygenate the water. Now available in Alchimiaweb. With this air stone, you'll make sure that the nutrient solution in your water tank is opti [...]

  • 5.00€

Ring air stone difusser

Ring air stone diffuser, 10 cm in diameter, designed to generate bubbles when connected to an air pump, thus oxygenating the water/nutrient solution uniformly. Now available in Alchimiaweb. This complement for your water tank guarantees that the nut [...]

  • 4.90€

Non-toxic silicone tube

1 or 3 metre of silicone in a tube. It is non-toxic, transparent and flexible. Used in combination with the air pump and airstone diffuser. [...]

  • 1m1.00€
  • 2 m2.00€

Diffusing stone for air pumps - 6'' - large

The stones distribute the oxygen evenly in the water supply tank. Used together with an air pump and a tube of silicone, it is an excellent way of adding oxygen to the nutrient solution in hydroponic growing, which will lead to healthy roots and vig [...]

  • 3.00€

Airstone diffuser for air pumps - 4'' - small

The stone evenly distributes oxygen in the water supply tank. Used together with the air pump and the tube of silicone, it is an excellent way of adding oxygen to the nutrient solution in hydroponic growing, resulting in healthy roots and vigorous p [...]

  • 2.50€

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