MostlySAFE provides everything you need for the DIY Space Bucket and Swamp Cooler builders.

Fan Adapters ensure a tight seal with Fans onto your Bucket. Perfect for adding Fans or attaching a 4 inch adapter for ventilation. 


Fan Shields block light entry into the Space Bucket for light sensitive growing periods. 

Adapters are not 3D Printed! Pressure cast from high-impact plastic or rubber, and able to sustain temperatures over 100 degrees without degrading and breaking down. 


Plastic Adapter come without Seal.
Rubber Adapters include built-in Seal. 


Choose 120mm or 80mm to fit your Space Bucket and Swamp Cooler needs!


The MostlySAFE invented the Space Bucket Horticultural Growing System and creates Parts for Swamp Coolers and Space Buckets. 
Swamp Coolers are an inexpensive alternative to Air Conditioning smaller spaces. 

MostlySAFE Space Buckets allow year-round gardening of fruits and vegetables in small spaces like RVs and Apartments - at a fraction of the electricity cost. You can grow Tomatoes, Bell Peppers, Potatoes, Celery, Lettuce, Spinach, and much more!


Handmade in the United States of America.
A MostlySAFE Production.

Spacebucket & Swamp Cooler Adapters - Space Bucket Urban Garden Indoor