# Patiobay 12x20 Feet 16 Mil Heavy-Duty Waterproof Tarp with Brass Grommets

Patiobay 12x20 ft 16 mil waterproof tarp for outdoor pool, camping, and gear coverage—thick plastic with UV resistance and grommets for tying down.

- [Original product page](https://www.ofertitastop.com/us/product/patiobay-12x20-feet-16-mil-heavy)
- [View offer](https://www.ofertitastop.com/us/visit/patiobay-12x20-feet-16-mil-heavy)
- Market: US
- Language: en-US
- Currency: USD
- Product updated: 2026-10-20T22:21:47.301Z
- SKU: ofertitastop-us-69353
- Category: Hardware > Building Consumables > Chemicals > Acid Neutralizers
- Source store: amazon US
- Active deal: Yes
- Price: 42.99 USD
- Previous price: 50.58 USD
- Discount: 15%
- Rating: 4.6 / 5
- Reviews: 1880

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## Description

## The essentials
If you need a tarp that can actually take outdoor abuse, the Patiobay 12x20 feet heavy-duty option is built around one clear idea: thicker plastic, reinforced edges, and real tie-down points. It’s the kind of poly tarp you pull out when weather gets messy or when you want a dependable cover that won’t feel flimsy the first time you secure it.

This one is positioned as a large, outdoor-ready tarp for things like pool coverage, camping and car-tent setups, and protecting bulky gear. That “16 mil” thickness matters on paper—thicker tarps tend to handle handling and outdoor exposure more confidently than thin sheeting, although no tarp is invincible in extreme conditions.

## Key features that affect real use
The standout design choices here are straightforward: heavy thickness, waterproofing, UV resistance, and reinforced edges with grommets spaced evenly. The reinforced edges with sturdy metal grommets every 23.6 inches make tying it down more practical, especially on bigger surfaces like a 12x20 sheet.

It’s also reinforced with an added hem that uses poly rope stitched along all sides. That’s aimed at reducing ripping or fraying when the tarp is under strain—think wind gusts, repeated tightening, or dragging it into position.

On top of that, it’s made from 100% virgin polyethylene. In everyday terms, that translates to a tarp that’s meant for heavy use and harsh weather conditions, including heavy rain and strong sun.

## What it’s best for (and a practical scenario)
Where this tarp shines is when you need a waterproof barrier that you can secure and reuse across different outdoor tasks. The brand calls out multiple uses: covering roofs, boats, pools, and outdoor furniture, plus using it as a canopy-tent element or even as floor protection for painting.

A concrete way to think about it: if you’re setting up a car-camping shelter, you can lay the tarp as a ground cover or overhead section and then tie the corners and attachment points down. With grommets along the edges, you’re not stuck improvising with weak spots—everything is intended to be secured evenly rather than just “held down” in a few places.

## What to watch before buying
A tarp this large is great for coverage, but it also means you’ll want to plan how you’ll store and handle it. Big sheets can be awkward if you’re working solo, and any tarp’s performance depends heavily on how it’s tensioned and anchored.

Also, the product description focuses on waterproof and UV-resistant performance, but it doesn’t spell out things like wind ratings or long-term weather testing. So it’s a strong utility cover, not a guarantee against every extreme scenario—especially if it’s left loosely secured for storms.

## Technical overview (quick read)
- **Finished size:** 12x20 feet (the listed size is intended to match what you receive)
- **Thickness:** 16 mil
- **Material:** 100% virgin polyethylene
- **Water resistance:** waterproof design
- **UV resistance:** UV-resistant, tear and fade resistant
- **Grommets:** sturdy metal grommets every 23.6 inches
- **Edge reinforcement:** reinforced edges and hem reinforced with poly rope stitched on all sides

## Pros
## Where it makes sense
A solid pick if you want one large, thick poly tarp that’s easy to secure with evenly spaced grommets. It fits well when your goal is practical coverage—keeping items dry, adding protection outdoors, or creating temporary shelter components.

It may not suit you if you only need a small cover for light, occasional use, or if you’re looking for something easy to fold up into a compact kit. In those cases, a thinner tarp may be easier to manage.

## Mini FAQ
## Is this tarp really waterproof?
The description says it’s waterproof, and it’s designed to help prevent wind and rain from penetrating underneath when secured properly.

## Does it resist sun damage?
Yes, it’s described as UV-resistant and tear and fade resistant, which is helpful for outdoor use where sunlight is constant.

## How many tie-down points does it have?
Grommets are positioned every 23.6 inches along the reinforced edges, so the sheet is meant to be tied down across a broader area instead of relying on a few corners.

## What can it be used for besides camping?
The listing specifically mentions roofs, boats, pools, and outdoor furniture, plus canopy-tent use and floor protection during painting projects.

## Should you buy it?
It’s worth considering if you need a large, 16 mil waterproof tarp with reinforced edges and metal grommets for outdoor coverage. If you prioritize secure tie-downs, this design does the heavy lifting for you. Just keep expectations realistic: secure it well, plan for handling a larger sheet, and you’ll get much more out of it than if it’s left loose in bad weather.

## Images

![Patiobay 12x20 Feet 16 Mil Heavy-Duty Waterproof Tarp with Brass Grommets — 1](https://www.ofertitastop.com/i/vqZ2lF_Q2DWKM6zPK9e1z58FJgS6rICH0G3naxSBahx0gZo56rq-JrSc4Ru2mcBAr4soUSdnEkKbNumCy4c7-OpiIYYb-75cRF94YeA64A8ESeY4Ygm5ze_SlQ.jpg)

![Patiobay 12x20 Feet 16 Mil Heavy-Duty Waterproof Tarp with Brass Grommets — 2](https://www.ofertitastop.com/i/0JyL7P1ZdDbYbLhhJxMN16aPxvlNd9mqm1PuwEddNQutLcYPK1KqU46LT6P3fM3NSCb5fy4JPdZam4VfimytYJZyzA8OnrMecMZ1QHwdKUoyk9_6su3JfAztfQ.jpg)

![Patiobay 12x20 Feet 16 Mil Heavy-Duty Waterproof Tarp with Brass Grommets — 3](https://www.ofertitastop.com/i/4PlWxuIA6ixv0VL7LMK8-QJNUZuFXiq6wmgat2nfL8ZWLxstgm8mlXtJc493rB4Hz5jEvOaFw1H9kycNdaniKxHhBZiKr1SJHY12jlKoI01bf7UOdmqXCEyMFQ.jpg)

![Patiobay 12x20 Feet 16 Mil Heavy-Duty Waterproof Tarp with Brass Grommets — 4](https://www.ofertitastop.com/i/E_SDQByBepwWBVU2UGxXReeB-YnNZT1UpPvsHKspMuX_EV2tMhE7uhIx3Yui_vObViFC8naKCiCzxoPESzPYqpom7lvkBeLrG1flkaYyTgS9SmM1U7eiv4FbMA.jpg)

![Patiobay 12x20 Feet 16 Mil Heavy-Duty Waterproof Tarp with Brass Grommets — 5](https://www.ofertitastop.com/i/BMqNHBJ_Ka7JBlyJKvN1H6y-TT_w8lVIYcnlLSbgtU8uUUZIJY1HZytOGfll8FzLhZir_j5gnIivWLFG_mYCBwPkyTGOYhRLbYii9YdWlGiMOXmp_cH2ho_nUQ.jpg)