Tetra - Dome 3

3 frequency Tetrahedral Dome - a tall dome with base perimeter of six sides.

As shown, height is 76% of diameter.
If long struts are 8 ft, diameter is 16 ft, 4-7/16 inches.
Height will be 12 ft, 5- 1/2 inches
Floor Area = 126.5 square ft.
Floor Perimeter = 41 ft, 10- 1/2 inches
19 connector hubs and 48 struts make the dome.

You can buy a Connector Kit for this dome, and make it any size practical for standard lumber sizes - 1 x 2, 2 x 2, 2 x 4, 2 x 6.
Connector Kit hubs can be regular (schedule 40 high pressure white) pvc, schedule 80 320 psi pvc, other plastic, aluminum or steel.
Smaller Frame Kits (Connector Kit + presawn lumber) can be shipped by UPS and for larger packages we use Roadway Express.
The steel tube structure will also make an excellent Tetra-Dome 3
Please contact for price information: email


In this example for the 16 ft 4 inch dome, large triangle (orange-orange-red) height is 7 ft 2 inches.



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