The Best Polycarbonate Greenhouses of 2023

PREMIUM MATERIAL: Our polycarbonate greenhouse provides UV protection up to 30um. However, we made sure to think about your plants, too! That means the outdoor greenhouse panels are very good at transmitting sunlight, so your leafy friends can fully absorb sunlight.

DURABLE FRAME: The walk in greenhouse is made of a lightweight and aluminum alloy frame, ensuring Outsunny greenhouse outdoors durability and reliability throughout the seasons to come.

SMART DESIGN: The top window of the greenhouse kit has a temperature-control design, as the window can automatically open and close according to the temperature.

CONVENIENT DESIGN: The hand push window on the side of the cold frame greenhouse can be fixed to five different angles for good ventilation. The hinged door provides for easy access in and out this greenhouses for outdoors.

ASSEMBLY REQUIRED: Foundation is included. The detachable foundation can be used in 2 ways: it can be installed down to insert deeply into the soil or installed upward to stabilize the greenhouses for outdoors winter.

SUPPORTS PLANT GROWTH: The transparent 0.25" PC panels of this polycarbonate greenhouse allow maximum light transmission while retaining heat for early seed sprouting or protecting plants late in the season.

ADJUSTABLE ROOF: The adjustable roof of the plant nursery can be positioned to different angles for proper ventilation and ensure your plants get all the fresh air they need.

DURABLE DESIGN: The lightweight aluminum frame, tough-as-nails hardware, and reinforced poles help prevent corrosion, helping the outdoor plant greenhouse last many growing seasons.

SAVE ON WATER COSTS: The included rain gutters aid in collecting natural rainwater. Attach a hose to the aluminum greenhouse, and you can start collecting water to become a bit more self-sufficient.

LARGE GROWING SPACE: Measuring 4'L x 6.2'W x 6.4'H, this patio greenhouse offers you plenty of space for plant preparation and growth. Keep them secured inside until they're hardy enough for planting outside.

【Extend The Growing Season】-- Perfect for a first-time or seasoned home gardener, GRAVFORCE greenhouse protects and creates a warm environment for plants even in the area, which weather is unstable and bad for the growing of plants. Help you could plant all year round. Start plant your own vegetable or flower now!

【Durable Frame & Panel】-- Our hobby greenhouse using unbreakable 4 mm polycarbonate roof panels, which block up to most of UV rays and diffuse sunlight reduce the risk of plant burn and shade areas. In cold winter, the greenhouse owns excellent insulation and durable panels that could afford the wind and snowstorms.

【Multi-function Design】-- Green house kits include adjustable roof vent and rain gutters, not only could prevent strong rains flow into the shed or leakage, but also let fresh air entry the greenhouse helps plant grows. The sliding door makes it more convenient for entry. It can be placed in the backyard, terrace, garden, etc. You can enjoy the plant and flower directly.

【Safe & Stable Base】-- The small greenhouse could keep safe and stable benefit from the pre-fabricated base. We provide two options for you to install the 4 corners into 2 different bases. Your greenhouse will be safer during bad weather like a storm wind.

【Easy to Assemble】-- All parts of the greenhouse have stuck a part number label, with a step-by-step manual. We have attached gloves to protect you when assemble. Clearly instruction makes assemble easy and saves your time. If you have any questions about the problem with the product, please feel free to contact us. Our professional team will provide you with high-quality and satisfied service and solutions for you in 24H.

Virtually unbreakable 4 mm twin-wall polycarbonate roof panels block up to 99.9% of UV rays and diffuse sun light eliminating the risk of plant burn and shade areas

Crystal clear polycarbonate side panels provide 90% light transmission

Rust resistant aluminum frame extends 6'-10" from floor to peak

Kit Includes adjustable roof vent, rain gutters, lockable hinged door with magnetic catch, aluminum frame, polycarbonate panels and a galvanized steel base

Withstands winds up to 56 mph when combined with the Palram - Canopia Nature Series anchor kit and supports snow loads of up to 15.4 lbs. per sq. ft.

【EXTEND THE GROWING SEASON】Perfect for a first-time or seasoned home gardener, JULY'S SONG walk-in greenhouses protect plant against rough weather. You can make sure that your plants are healthy and happy all year round.

【STURDY & DURABLE】This DIY Greenhouse Kit is made of 4mm twinwall UV/ small wind resistant polycarbonate panels and thickened premium aluminum frame,all this together with heavy-duty galvanized base help provide solid support for your entire plant nursery.

【MULTI-FUNCTION DESIGN】The greenhouse for outdoor has sliding doors for easy access, roof vent for effortless ventilation, and rain gutters for effective drainage of water and snow.

【4 SIZE for YOUR CHOICE】The dimensions of our greenhouse kits are 6'2" x 4'2" x6'4" / 6'2" x 6'2" x6'4" / 6'2" x 8'2" x6'4" , 6'L x 10'W x 6'4"H provide plenty of room for planting vegetables, crops and flowers and you can choose the one best suits your purpose.

【EXCELLENT CUSTOMER SERVICE】JULY'S SONG provide 24 months' worry-free warranty and friendly customer service. If there is any question please feel free to contact with us, our experienced customer service team will response in 24 hours.

【DETACHABLE GALVANIZED BASE】This heavy-duty greenhouse kit comes with galvanized base for better stability while using in windy days. Just install the base by completely inserting the base into soil to make sure the base will not wobble. The 6’ x 8’ greenhouse has a large space that can accommodate enough plants and gardening tools, you can directly enjoy the fun of growing plant after assembly.

【HEAVY-DUTY UPGRADED FRAME】The frame of our aluminum heavy-duty greenhouse kit is made of premium corrosion resistant and weather resistant powder-coated thickened aluminum which is rust-resistant and more sturdy to deal with all kinds of weather. The internally tight closure triangular structure can effectively improve the stability of the outdoor greenhouse to prevent it from falling apart under the harsh environment. A standard wind resistance of Beaufort 5, 19–24 mph is expected.

【EXTEND THE GARDEN GROWING SEASON】Unlike others, our polycarbonate greenhouse for outdoor has double-window design with adjustable poles for better ventilation for plants. The panels of greenhouse with UV-resistant polycarbonate have good thermal insulation effect and strong impact resistance that can withstand temperatures from -4℉ up to 140℉, which can create an ideal growth environment for your plants. It also can help you protect plants from frost, rain, overheating and pets.

【HUMANIZED DESIGN】The walk-in polycarbonate garden greenhouse with a sloped barn rooftop design, which can effectively improve the wind resistance of the product. The rain gutters on both sides can effectively drain rain and snow. The sliding door also makes it more easier for you to walk into the greenhouse for daily use. Note that our products will be divided into two packages.

【DIMENSIONS】The overall size of greenhouse: 6' x 8' x 6'. The size of door: 24'' W x 62.2'' H. The size of windows: 20.4'' x 23.4''. The depth of base: 4.7''.

SHEET SIZE: 48" H x 24"W x 4mm

UV COATED - 10 Year Warranty

Great Light Transmission 82%

Double Wall Construction

Make sure the side marked with UV Protected faces the exterior. It is 50% lighter than glass, and 250 times more impact resistant than glass. You can cut polycarbonate sheets with circular saw, jig saw, hand saw or utility knife. It will not crack or splinter. Saws with fine teeth work better. Search cutting-polycarbonate on google, you will find many tutorial videos.

SHEET SIZE: 24"W x 48”H x 8mm UV COATED - 10 Year Warranty. Great Light Transmission 82%.

Its multi-wall design with 8mm-thickness can provide superior protection in summer and winter. Its working temperature ranges from 125 to -40 Celcius

We offer custom size cut, please be aware shipping cost for larger size is expensive.

If you need to cover your whole greenhouse, we offer wholesale price. Larger pieces or orders are also available for pick up at 93536.

【All-in-One Gardening Place】When you have our JULY'S SONG greenhouse, you have a designated spot for everything involved in gardening. You can not only grow vegetables, flowers and other plants, but store all your gardening tools and equipment, accessories, and supplies as well.

【Green Powder Coated Frame】The green powder coated frame not only looks great but also protects the aluminium from weathering.

【Galvanized Steel Base Included】Make sure to connect your JULY'S SONG green house for outdoors with the steel base and sink posts into soil and then concreted in place once your greenhouse is level and square.

【MULTI-FUNCTION DESIGN】The greenhouse for outdoor has sliding doors for easy access, roof vent for effortless ventilation, and rain gutters for effective drainage of water and snow.

【Excellent Customer Service】JULY'S SONG provide 24 months' worry-free warranty and friendly customer service. If there is any question please feel free to contact with us, our experienced customer service team will response in 24 hours.

【EXTEND THE GROWING SEASON】Perfect for a first-time or seasoned home gardener, JULY'S SONG walk-in greenhouses protect plant against rough weather. You can make sure that your plants are healthy and happy all year round.

【STURDY & DURABLE】This DIY Greenhouse Kit is made of 4mm twinwall UV/wind resistant polycarbonate panels and thickened premium aluminum frame,all this together with heavy-duty galvanized base help provide solid support for your entire plant nursery.

【MULTI-FUNCTION DESIGN】The greenhouse for outdoor has sliding doors for easy access, roof vent for effortless ventilation, and rain gutters for effective drainage of water and snow.

【3 SIZE for YOUR CHOICE】The dimensions of our greenhouse kits are 6'2" x 4'2" x6'4" / 6'2" x 6'2" x6'4" / 6'2" x 8'2" x6'4" , provide plenty of room for planting vegetables, crops and flowers and you can choose the one best suits your purpose.

【EXCELLENT CUSTOMER SERVICE】JULY'S SONG provide 24 months' worry-free warranty and friendly customer service. If there is any question please feel free to contact with us, our experienced customer service team will response in 24 hours.