*Lengths can be customized if needed. Please email firstname.lastname@example.org with sizing and shipping zip code for custom length quotes.
2. Add Options
You'll need this if you don't have one already. Use this bender to bend hoops using conduit poles purchased locally. Conduit and top rail are easily found at your local big box hardware store.
6' bender use with 1/2" or 3/4" metal conduit. 10', 12' & 20' bender use with 1-3/8" top rail.
Pre-Cut Ground Posts
These pre-drilled high tunnel ground posts have been cut at 48” in order to save you the time and hassle associated with cutting and drilling the posts yourself. Made from 1-⅝ fence line posts, these sturdy poles will add the stability your greenhouse needs to keep it upright in even the harshest conditions.
...or you can DIY ground posts yourself. Instructions are included in our detailed guide.
If you opt for these, this will replace line 2 in the next step 'What to Buy Locally'. If you've got the time and the tools, then save $ and do this yourself.
Choose based on your greenhouse length. Posts will be provided for both sides. We assume 4' bow spacing. Use for high-tunnel widths between 10-24ft.
For a bootstrapping budget, we recommend the easy to use roll-up sidewall curtains for easy temperature and airflow management.
Control the ventilation with roll-up sidewalls using hand cranks
Due to supply chain issues and rapidly fluctuating prices the amounts listed below are estimates. Depending on your location costs may be 30%-%100 higher than listed here.
If you are intending to build a DIY Kit please check availability with your local suppliers ahead of time to ensure you will be able to purchase all of the items below. Lumber choices may be limited by location. Redwood, cedar or pressure treated are the best choices for any structure that will be exposed to moisture.