SKU: 70440380398
green westminster hollandrad

green westminster hollandrad Alton Westminster Victorian Cedar Greenhouses Cedar Wood & Tempered Glass / 10' x 16'8"

Sale price$25.07 Regular price$27.86
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Description

green westminster hollandrad Alton Westminster Victorian Cedar Greenhouses Cedar Wood & Tempered Glass / 10' x 16'8"Description Expand your gardening horizons with the Alton Westminster Greenhouse a stunning structure that offers both the extra space and timeless beauty needed to create a truly remarkable garden retreat. With an impressive 11ft width and height, the Westminster creates a grand, open interior perfect for those looking to maximize their growing potential while enjoying the serenity of their outdoor space. This premium greenhouse is designed to

Description

Expand your gardening horizons with the Alton Westminster Greenhouse – a stunning structure that offers both the extra space and timeless beauty needed to create a truly remarkable garden retreat.

With an impressive 11ft width and height, the Westminster creates a grand, open interior perfect for those looking to maximize their growing potential while enjoying the serenity of their outdoor space. This premium greenhouse is designed to deliver the best in both form and function, ensuring years of satisfaction.

Distinctive Greenhouse Design

The Alton Westminster Greenhouse stands out with its wider and taller profile, giving it a stately presence in any garden. The combination of half-paneled wood and expansive glass exudes timeless appeal, blending seamlessly with nature while offering plenty of light and room for growth. The steep roof pitch is not only visually striking but also practical – allowing snow to slide off easily, making it an excellent choice for gardeners in colder climates. The spacious interior and ample headroom make this greenhouse perfect for both cultivation and relaxation, providing an inviting space to immerse yourself in your garden.

Durable Construction

Constructed with 100% Western Red Cedar and an aluminum base frame, this greenhouse is built to endure. Western Red Cedar is an ideal material for greenhouses because it absorbs moisture without warping and dries quickly, maintaining its structural integrity. The wood is naturally resistant to rot due to its high content of preservative oils, which also emit a pleasant aroma that deters insects and pests.

Additionally, the use of thick glazing timber bars (44x44mm and 44x69mm) provides exceptional strength and stability, unlike many modern greenhouses that have reduced thickness to cut costs.

Features

  • Classic greenhouse design with half wooden panels
  • 11-foot tall design maximizes usable space
  • Frame material: Western Red Cedar & Aluminum
  • Western Red Cedar benefits:
    • Better insulation than aluminum
    • Less temperature & humidity fluctuations (creating a more stable growing environment)
    • Naturally rot-resistant due to its high content of preservative oils, which also deters insects and pests
    • Absorbs moisture without warping and dries quickly
    • Long life with little maintenance
  • Glazing material & thickness: 3mm toughened glass
  • Glass sits tightly in a wood frame (no rattling)
  • Aluminum base frame keeps wood off the ground and reduces chances for early rot
  • Aluminum caps on roof glass create a better seal for increased insulation and elongate lifespan of wood
  • Door: Lockable single hinged door with low threshold (28″ x 6’7″)
  • Tall door opening and eaves for superior headroom
  • Roof vents (24″ x 19″)  come with automatic openers
  • Louver windows (31″ x 41″) come with manual openers
  • Rainwater gutter system: Yes – aluminum gutter with UPVC downpipe

Included in Alton Westminster Wooden Greenhouse kit:

  • Framing, glazing, and hardware
  • Base frame and aluminum capping
  • 1x hinged door with keys
  • 10'9" x 16'8": 4x roof vents with auto openers, 3x louver vents
  • 10'9" x 18': 5x roof vents with auto openers, 4x louver vents
  • 10'9" x 20'10": 6x roof vents with auto openers, 4x louver vents

Specifications

  • Insulation rating:
    • 3mm Glass: .95 R-Value
    • Red Cedar: 1.35 R-Value
  • Frame color: Natural Wood & Moss Green (capping)
  • Sidewall height: 5’7″
  • Peak height: 11’1″
  • Dimensions:
    • 11×17: 10’9″ wide x 16’8″ long (Floor space: 179 sq.ft.)
    • 11×19: 10’9″ wide x 18’9″ long (Floor space: 202 sq.ft.)
    • 11×21: 10’9″ wide x 20’10” long (Floor space: 224 sq.ft.)
  • Foundation frame: Yes – Aluminum base frame keeps wood off the ground and reduces chances for early rot
  • Expandable: No
  • Average assembly time:
  • Warranty: 10 years on framing
  • Made in UK

Optional accessories

  • 2 Slat Staging Shelf
  • 4 Slat Staging Shelf
  • Victorian Ridge Crest
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 70440380398

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coffeeandcode
Battle Creek, US
★★★★★ 4
Awesome, portable room divider for larger rooms
Color: Black, Color: Black
I chose this room divider to use in my son's room that also serves as my home office! It is 72" x 72" in size, so it truly blocks out the other side of the room for optimal privacy. Once it's assembled, it's mildly sturdy - as long as you can bet both ends with the "feet" in line with the ground. I wish that the framework poles had more of an interlocking system so that the divider was easier to erect. I assembled this on carpet, so I had some issues getting the divider to stop moving. It takes a lot of work to set up, as it is massive, so definitely have someone help you. I would suggest adding weights of some sort to the feet of this divider to keep it from shifting. I ended up leaning mine against a bookcase shelf so it wouldn't lean. All and all, this is a great product if you are looking to make a room multipurpose.
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Reviewed in the United States on August 2, 2025
J
Verified Purchase
John Grey
Phoenix, US
★★★★★ 5
As described
Color: Black
Light weight, easy to put together and you can disconnect the ends and just roll the whole thing nice and tight for quick out of the way storage. Pretty sturdy, doesn't fall over if you bump into it, you could use it outside but if there's a lot of light you can see through a tiny bit if you're really close but I only tested this indoors so not sure about patio types
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Reviewed in the United States on December 18, 2025
A
Verified Purchase
Amyth4
Battle Creek, US
★★★★★ 2
Flimsy - choose something else
Color: Black
Very flimsy and barely stands up… better options out there.
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Reviewed in the United States on October 11, 2025
A
Amazon Customer
Birmingham, US
★★★★★ 5
Versatile Room Divider With Easy Assembly and Strong Coverage
Size: 3 Panel 12FT W
I picked up this Siebwin 3-panel folding room divider mainly for privacy and room separation, and overall it works very well. Assembly is very straightforward, and the divider can be set up, taken apart, and stored without much effort. The fabric quality feels good, and the frame construction is stronger and more stable than expected. The support tubes especially feel well built and help keep the divider standing securely. One feature I really liked is the flexibility of the design. The panels can be used together as a complete divider or separated depending on the setup and available space. That makes it much more versatile for different room layouts or temporary privacy needs. The coverage is also very good, and the size matches the manufacturer’s description accurately. The fabric blocks light and background visibility well enough to provide solid privacy without feeling overly heavy. The wider feet also help improve stability compared to thinner folding dividers. Another positive detail is that everything arrived complete with no missing parts or damaged pieces, which made assembly much easier and faster. Compared to cheaper privacy screens, this one feels more durable and easier to customize depending on the situation. In terms of value for the money, it feels like a very practical and worthwhile purchase considering the size, flexibility, and build quality. Overall, a versatile and well-built room divider with easy assembly, strong privacy coverage, stable construction, complete included parts, flexible panel configuration, and excellent everyday functionality.
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Reviewed in the United States on May 27, 2026
F
Fred
Lake Worth, US
★★★★★ 5
Stable, flexible in deployment configuration, creates true privacy and looks great.
Size: 3 Panel 12FT W
This is the second room divider panel I have installed, and there are several features about this one that I like much better than my older one. The fact that there are no gaps and that the material is thicker means you get more privacy or more hiding power, if you wish. My older divider has vertical spaces between each of the panels and the panels are half as wide as the Siebwin panels, so there are many vertical spaces. The Siebwin divider really creates privacy. Another feature that I really appreciate is that the legs are wider and stand off from the floor. On my older one the legs are flat and they're rather awkward to adjust because they create more drag on the floor. The feet on the older one also loosen if you turn them counter clockwise, so adjustments of configuration that require the feet to be moved are more complex. The older divider also must be deployed in a zig-zag fashion because he feet are not as wide, but this new one can be deployed and stable in a straight, an "N" shape or an arc. They are both the same length, but because the older one must be use in a zig-zag deployment it doesn't reach to the length of the new one. The Siebwin divider definitely costs more at $103.48, but it sports several features and advantages over the other brand, so it does a better job and is worth the extra cost.
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Reviewed in the United States on May 25, 2026

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