Door Extension Kit for Riga 2s, 3s or 4s Greenhouses
we definitely recommend this Door Extension Kit If you would are building a Riga 2s, 3sor 4s Greenhouse over a stem wall, When you build a stem wall, you will have to drop the door to the ground and the space above it will need to be covered. This extension kit will cover as much as 20 inches of extra height above the door.
Specifications and features:
- 🌿 Kit will ad 20 inches above your regular Riga Door
- 🌿 Just like the Riga Frame, this extensions is made of Anodized aluminum frame
- 🌿 The glazing is the same one used for the Riga Greenhouse (10 mm Twin Wall Polycarbonate).
Mulberry Greenhouses will handle your shipping from the minute you place the order until you receive it, we are committed to sending you order as fast we can.
Shipping:
✔ We offer free Standard Shipping in the Continental USA (sorry we don't ship outside of this area).
Returns:
Please check our complete shipping and return policy at the bottom menu.
![]() |
We Put Our Customers First If you are unhappy about a purchase, please let us know and we will do everything we can to make it right. |
|
![]() |
Returns are easy, simply contact us for a returns number and send your item to our returns centre for fast processing. We'll get you a replacement or refund in a snap! |
|
![]() |
In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down. |
|
![]() |
We insist that you love everything you buy from us. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again. |
|
![]() |
Ordering from Mulberrygreenhouses is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either. |
Door Extension Kit for Riga 2s, 3s or 4s Greenhouses
we definitely recommend this Door Extension Kit If you would are building a Riga 2s, 3sor 4s Greenhouse over a stem wall, When you build a stem wall, you will have to drop the door to the ground and the space above it will need to be covered. This extension kit will cover as much as 20 inches of extra height above the door.
Specifications and features:
- 🌿 Kit will ad 20 inches above your regular Riga Door
- 🌿 Just like the Riga Frame, this extensions is made of Anodized aluminum frame
- 🌿 The glazing is the same one used for the Riga Greenhouse (10 mm Twin Wall Polycarbonate).
Mulberry Greenhouses will handle your shipping from the minute you place the order until you receive it, we are committed to sending you order as fast we can.
Shipping:
✔ We offer free Standard Shipping in the Continental USA (sorry we don't ship outside of this area).
Returns:
Please check our complete shipping and return policy at the bottom menu.
![]() |
We Put Our Customers First If you are unhappy about a purchase, please let us know and we will do everything we can to make it right. |
|
![]() |
Returns are easy, simply contact us for a returns number and send your item to our returns centre for fast processing. We'll get you a replacement or refund in a snap! |
|
![]() |
In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down. |
|
![]() |
We insist that you love everything you buy from us. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again. |
|
![]() |
Ordering from Mulberrygreenhouses is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either. |