Bench kits are only available when purchased with a greenhouse kit. They ship on the same pallet. You can add the appropriate bench kit to your shopping cart here, or you can easily click to add them on the greenhouse kit page. You can change the number of benches that you want quickly on the checkout page.
All 8', 12', and 16' greenhouses can have up to 4 bench kits.
The 4' long kit comes with 1 bench kit and you can add 1 additional to it if desired.