Buying guide

Ad: Greenhouses UK: Mini Covers and Aluminium Frames Compared

Compare five greenhouse formats for UK gardens, from tiered plastic-covered units to aluminium frames; check sizing, site and foundations.

Ad / affiliate disclosure: What Is The Best? has an affiliate partnership with DeubaXXL UK. We earn a commission on qualifying purchases made through the sponsored retailer links on this page. This comparison is based on retailer-supplied specifications and our editorial assessment of use cases; we have not physically tested these products. Sponsored retailer links have been approved for display. Check current prices and delivery terms with the retailer.

Greenhouses are not all the same kind of purchase. A small plastic-covered tiered unit offers an inexpensive way to shelter seedlings, while an aluminium frame has a very different assembly, footprint and maintenance profile. These five listings span that divide. We focus on how the structure will be used and which specifications need checking before you commit space and money.

Our shortlist at a glance

Comparative product shortlist — prices from last imported retailer feed, not live checkout quotes
ProductBest forNotable featureFeed priceRetailer (Ad)
Greenhouse PE 41x16x23ft with 3 TiersCompact tiered starting pointPE cover; three-tier arrangement£30.99Last feed: 2 Nov 2026Ad · View at DeubaXXL
Greenhouse PE 62x61x39ft with 2 TiersWider portable growing coverPE cover; two-tier arrangement£49.99Last feed: 2 Nov 2026Ad · View at DeubaXXL
Aluminium greenhouse 62x62x64ft with skylightCompact aluminium frameAluminium greenhouse; roof vent claim£191.95Last feed: 2 Nov 2026Ad · View at DeubaXXL
Aluminium greenhouse 82x62x64ft with foundationFrame with included foundationAluminium greenhouse; foundation listed£239.95Last feed: 2 Nov 2026Ad · View at DeubaXXL
Aluminium greenhouse 125x62x64ft 4 skylightsLarger aluminium growing areaAluminium frame; multiple roof windows£289.95Last feed: 2 Nov 2026Ad · View at DeubaXXL

Prices, availability and delivery terms can change. A seller-supplied in-stock indication is not a live stock guarantee. Product order reflects different use cases, not an independently tested performance score.

How we chose these options

We compared claimed construction, tier counts, glazing and whether a foundation is included. Some imperial dimensions in the source feed appear inconsistent with the apparent product size. For that reason we deliberately do not repeat those figures as verified dimensions: always confirm current metric width, depth, height and base requirements with the retailer. No wind, load or thermal performance tests were undertaken.

The products compared

Compact tiered starting point

A small multi-tier covered structure is relevant to a balcony or very small garden where plants start in pots. The three-tier format can offer vertical growing space without taking over the full patio.

Product photograph: Greenhouse PE 41x16x23ft with 3 Tiers
Greenhouse PE 41x16x23ft with 3 Tiers

Feed price: £30.99

Retailer: DeubaXXL UK · SKU 108268 · Price observed 2 Nov 2026

Stock: listed as available in the latest retained feed. Check the retailer for current price and delivery terms.

Ad · View at DeubaXXL Sponsored link. Price and stock may change.

Worth checking: Verify actual assembled centimetre dimensions: the source feed uses inconsistent size notation. Check that the cover can be ventilated and anchored.

Wider portable growing cover

The two-tier PE model provides a different shelf layout, useful when taller pots or trays do not fit a narrower multi-tier unit. Its portable type may suit seasonal propagation rather than long-term structural installation.

Product photograph: Greenhouse PE 62x61x39ft with 2 Tiers
Greenhouse PE 62x61x39ft with 2 Tiers

Feed price: £49.99

Retailer: DeubaXXL UK · SKU 108242 · Price observed 2 Nov 2026

Stock: listed as available in the latest retained feed. Check the retailer for current price and delivery terms.

Ad · View at DeubaXXL Sponsored link. Price and stock may change.

Worth checking: Compare real shelf clearance and cover fastening. It should not be assumed storm-proof or suitable for overwintering all plant types.

Compact aluminium frame

An aluminium-framed greenhouse is a different level of installation from a soft cover. This compact listing offers a way to begin comparing rigid glazing, roof ventilation and foundation requirements.

Product photograph: Aluminium greenhouse 62x62x64ft with skylight
Aluminium greenhouse 62x62x64ft with skylight

Feed price: £191.95

Retailer: DeubaXXL UK · SKU 997382 · Price observed 2 Nov 2026

Stock: listed as available in the latest retained feed. Check the retailer for current price and delivery terms.

Ad · View at DeubaXXL Sponsored link. Price and stock may change.

Worth checking: Check glazing type, door opening and base specifications. The dimensions exported in the feed are unreliable; verify the metric figures at the retailer.

Frame with included foundation

This listing explicitly includes a foundation component, which may save a separate accessory purchase if it suits the installation site. It deserves consideration when comparing complete packages rather than only headline frame prices.

Product photograph: Aluminium greenhouse 82x62x64ft with foundation
Aluminium greenhouse 82x62x64ft with foundation

Feed price: £239.95

Retailer: DeubaXXL UK · SKU 997379 · Price observed 2 Nov 2026

Stock: listed as available in the latest retained feed. Check the retailer for current price and delivery terms.

Ad · View at DeubaXXL Sponsored link. Price and stock may change.

Worth checking: A supplied foundation is not a guarantee that the site is level or suitable. Check full anchoring instructions, available space and what else must be purchased.

Larger aluminium growing area

The larger listed frame and multiple roof openings may suit more ambitious growing plans. Ventilation and room for pots or staging are important differences from the small plastic-covered units.

Product photograph: Aluminium greenhouse 125x62x64ft 4 skylights
Aluminium greenhouse 125x62x64ft 4 skylights

Feed price: £289.95

Retailer: DeubaXXL UK · SKU 997378 · Price observed 2 Nov 2026

Stock: listed as available in the latest retained feed. Check the retailer for current price and delivery terms.

Ad · View at DeubaXXL Sponsored link. Price and stock may change.

Worth checking: Confirm corrected metric dimensions, number and type of roof vents, glazing and anchoring. Also review access, delivery, assembly time and potential local restrictions.

What to consider before buying

Start with your available site

Measure width, depth, height and the amount of room needed to enter, clean and ventilate the greenhouse. Check sunlight during different seasons and avoid blocking an important garden pathway. A nominal footprint can exclude opening doors or overhangs.

Foundation and exposure matter

A rigid structure needs an appropriate level base and secure anchoring. Light PE covers may require a different solution and should be removed or secured as instructed during poor weather. Read the maker guidance for wind and snow loads rather than guessing.

Glazing, airflow and temperature

A greenhouse can become surprisingly hot in sunshine and cold at night. Look for ventilation openings, safe access, glazing type and a way to monitor temperature. A product image will not tell you whether air circulation is adequate for your plants.

Common questions

Can a small PE greenhouse replace a rigid greenhouse?

Not in every use case. Portable covers are typically different in insulation, durability, installation and ventilation. Match the structure to the plants and the season.

How much space should I allow around the greenhouse?

There is no single universal margin. Follow the installation manual and leave enough room for door movement, maintenance, drainage and safe access.

Why are some dimensions omitted from this comparison?

The original retailer feed contains ambiguous unit formatting for several models. We do not want to reproduce a potentially incorrect width or height: use the current retailer page to confirm it.

Our verdict

For occasional seed trays and very limited space, the small PE covers are the sensible first format to investigate. A rigid aluminium greenhouse can be more appropriate for a sustained growing area, but site preparation, ventilation and accurate dimensions must be checked before ordering.

Source and freshness: Product names, images, advertised prices and stock indications are taken from the approved DeubaXXL UK product feed distributed through Awin. Prices are displayed from the most recent feed imported on this website and may differ from the shop. No third-party customer scores or hands-on testing results have been invented.