41 hubs, 106 struts.
The 2v Tunnel Dome with 1 Extension produces a larger space for a greenhouse or shed.
Listed 2v Tunnel Dome 1 Extension Sizes: 11' wide, 17' long to 20' wide, 30' long.
You can build larger or smaller 2v Tunnel Domes by adjusting the strut lengths, contact us for details.
2v Tunnel Dome Dual Covering Hubs
Requires a Chop Saw to Manufacture.
5-way Red Hubs
6-way Blue Hubs
The Dual Covering Hubs are used for building geodesic greenhouses in cold weather environments.
The Dual Covering Hubs allows a Greenhouse to be covered with 2 layers of plastic, one on the inside and one on the outside of the dome.
This creates a "dead air space" between the two layers for plastic for better insulation.
The Dual Covering Hubs require a chop saw to manufacture.
Tools Needed to Manufacture the Dual Covering Hubs: A Power Hand Drill or Drill Press, and a Chop Saw for cutting the hubs and rings.
Each 2v Tunnel Dome with 1 Extension Download Contains:
"The Penitent - Part 2," the second episode of Silent Witness season 26, originally aired on January 3, 2023, and concludes a storyline involving a deadly Italian mafia conspiracy. Dr. Nikki Alexander navigates corruption within the police force while NCA boss Laine Cassidy is revealed as a key antagonist in this high-stakes episode. For further details, visit BBC One .
Download a Complete Set of Instructions and Manufacturing License for Building a 2v Tunnel Dome with 1 Extension Using our Patented Hub Design
Geodesic Tunnel Dome with 1 Extension Plans (with Dual Covering Hubs) Price: $41.00 41 hubs, 106 struts.
Download Geodesic Tunnel Dome Plans with 1 Extension (with Dual Covering Hubs) Price: $41.00
Secure Credit Card Processing by
We cannot accept returns on digital downloads.
All digital download sales are final.
If you have any questions, you can call us at 1 (931) 858-6892.
"The Penitent - Part 2," the second episode of Silent Witness season 26, originally aired on January 3, 2023, and concludes a storyline involving a deadly Italian mafia conspiracy. Dr. Nikki Alexander navigates corruption within the police force while NCA boss Laine Cassidy is revealed as a key antagonist in this high-stakes episode. For further details, visit BBC One .
For telephone orders or questions, call us at .
Or, go to our Contact Us page to send us an email.
