1 / 7ATMELT A109A 42-Gallon Resin Deck Box
The ATMELT A109A outdoor storage box is a 42-gallon polypropylene resin deck box with a compact rectangular footprint. Its listed waterproof rating and snap-on assembly suit patio and yard storage, though customer feedback is mixed on whether its capacity is large enough for a particular space.
At a glance
- 42-gallon capacity in a box measuring 23.23"L x 20.17"W x 22.87"H.
- Polypropylene construction with a listed waterproof rating.
- Snap-on design is described as tool-free to assemble.
- Manufacturer suggests patio storage for items such as pool accessories, toys and garden tools.
Pros and cons
Pros
- Compact dimensions may fit patios or porches where a larger deck box would take up too much space.
- Customer feedback describes assembly and lid operation positively.
- The listed 42-gallon capacity offers a defined storage volume for routine outdoor items.
Technical specifications
14 specifications| Brand | ATMELT |
|---|---|
| Model | A109A |
| Capacity | 42 gallons |
|---|---|
| Dimensions (L × W × H) | 23.23"L x 20.17"W x 22.87"H |
| Form factor | Rectangular |
| Material listed | Polypropylene |
|---|---|
| Water resistance listed | Waterproof |
| Special features listed | Airtight, Dustproof, Fireproof, Shatterproof, Weathertight |
| Color | Grey |
|---|---|
| Style | Contemporary |
| Pattern | Geometric |
| Closure type | Interlocking |
| Opening mechanism | Snap |
| Number of items | 1 |
|---|
What to know before buying
- Customer feedback is mixed on size. Compare the listed dimensions and 42-gallon capacity with the items and patio space you intend to use. The manufacturer's UV-protection claim is not included in the structured protection specifications.
Listing details to confirm
The listing describes the box as waterproof and also calls its design ventilated while claiming the interior stays dry. It also lists airtight and weathertight features alongside ventilation. These protection details are inconsistent, so do not assume a particular level of water or air sealing without clarification. The listing also claims seating use but gives no supported seating-load specification.
What’s in the box
Included- Outdoor storage box
Who is it for?
A good fit for
- Patio or porch owners looking for a compact box for toys, garden items or pool accessories.
- Buyers who value a snap-on assembly design and straightforward storage organization.
Less suited to
- Those needing a high-capacity box for bulky patio items or extensive storage.
- Buyers who require confirmed sealing or weather-protection performance for sensitive contents.

Customer reviews on Amazon
- 5 stars
84% 84% - 4 stars
8% 8% - 3 stars
5% 5% - 2 stars
0% 0% - 1 star
3% 3%
Customer feedback describes assembly, quality, organization and lid operation favorably, while opinions on size differ. That size trade-off matters here because the listing specifies a 42-gallon capacity and compact dimensions, which may work for routine items but may not meet larger patio-storage needs. Aggregate ratings are mostly in the highest category, but they do not establish performance or resolve the mixed size feedback.
Positive themes
- Customers describe the box as easy to assemble and the lid as easy to open and close.
- Feedback notes perceived quality and usefulness for organization.
Mixed feedback
- Customer feedback differs on whether the box is spacious enough for patio storage.
Frequently asked questions
How much can the ATMELT A109A hold?
The listed capacity is 42 gallons. Its external dimensions are 23.23"L x 20.17"W x 22.87"H, so check the dimensions against the items you plan to store.
Is this box suitable for outdoor use?
It is marketed as an outdoor deck box and has a listed waterproof rating. However, the listing also describes a ventilated design while claiming airtight and weathertight features, so the exact sealing performance is unclear.
Does it require tools to assemble?
The manufacturer describes a snap-on assembly designed to avoid complex tools. Customer feedback also describes assembly positively.
Can it be used as a bench?
The feature text says it can double as seating, but no seating-load rating is provided. Confirm suitability before using it as a seat.

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