CanopyClear - 4x2 Twin-Wall Polycarbonate Greenhouse Panels
SHIPPING INFORMATION
How do I track my order?
You will receive an order confirmation immediately after your purchase, then we will send you a tracking number for your order. You can also reach out to our customer support at support@jstonewell.com for any questions you may have.
How long does it take for the order to arrive?
Once shipped, your order should arrive within 3 to 8 days. We will send you an email confirmation as soon as your order ships to keep you updated. Feel free to email us to check on your order status at any time. We're happy to help
OUR GUARANTEE
If for any reason you are dissatisfied with your purchase, we'll make it right. We believe that our customers deserve the absolute best value without sacrificing superior quality, and your satisfaction is our #1 priority.
If it doesn't work for you or you just don't like, return it. Within 30 days of receipt, products purchased from JStonewell may be returned for any reason.
Refresh Your Greenhouse With Strong, UV-Protected Twin-Wall Panels
Cracked, cloudy, or missing greenhouse panels can make your setup look tired and unfinished. This 8-pack gives you clean, ready-to-fit polycarbonate sheets so you can repair, replace, or build with confidence.
These 4' x 2' twin-wall polycarbonate greenhouse panels are made for gardeners, DIY builders, and outdoor growers who want a practical panel set without buying a full greenhouse kit.

Why This One Stands Out
The biggest advantage is the combination of twin-wall construction, UV protection, and an 8-panel pack size. You get enough coverage for small greenhouse repairs, custom cold frames, roof sections, side panels, or garden structure projects.
Each sheet measures 4' x 2' x 0.2", making the panels easy to plan around and more manageable than oversized sheets when working on smaller builds or replacements.
Key Benefits
- 8-panel pack gives you a practical amount for repairs, upgrades, and DIY garden builds.
- 4' x 2' sheet size is easy to handle, measure, and position during installation.
- Twin-wall design adds structure while keeping the panels lightweight enough for home projects.
- UV-protected sheets are made for outdoor greenhouse and garden use.
- 0.2" panel thickness offers a useful balance of coverage, flexibility, and rigidity.
- Great for replacing worn panels without needing to purchase an entire new greenhouse.

Built For Practical Garden Projects
These panels are a smart choice when you need reliable greenhouse coverage without overcomplicating the job. Use them to patch damaged sections, refresh older panels, build a cold frame, or create custom protection for seedlings and plants.
The pack format makes it easier to work in stages too. Replace the sections you need now, then keep extra panels available for future fixes or add-ons.
Ideal For
- Greenhouse panel replacement
- Cold frames and seedling covers
- DIY garden structures
- Roof or side panel repairs
- Small outdoor growing projects
- Custom plant protection setups

A Simple Upgrade For A Better Growing Setup
You do not need to rebuild your whole greenhouse to make it more usable. With 8 UV-protected twin-wall polycarbonate sheets, you can replace tired panels, finish a DIY project, or add coverage where your plants need it most.
Order your 8-pack today and get your greenhouse project moving.