Key takeaways
- What cheap plastic covers do well A low-cost plastic cover can keep rain, bird droppings, pollen, and loose debris off outdoor furniture. It can also be a sensible choice for a short stretch of bad weather or for furniture stored…
What cheap plastic covers do well
A low-cost plastic cover can keep rain, bird droppings, pollen, and loose debris off outdoor furniture. It can also be a sensible choice for a short stretch of bad weather or for furniture stored under a roof. The catch is that “waterproof” does not mean durable, breathable, or safe to leave tightly wrapped through every season.
Most budget options are thin polyethylene tarps or covers made from lightweight woven plastic. They are useful barriers, but wind, sharp corners, trapped moisture, and sun exposure wear them down quickly. Buy one to solve a specific problem, and it may be good value. Expecting it to behave like a fitted, heavy-duty cover year-round is where disappointment starts.
Choose by how you’ll use it
For a patio set that stays outside all winter, a purpose-made cover usually fits better and is easier to secure. For a chair stack, a temporary downpour, or furniture kept on a sheltered porch, a basic plastic sheet may be enough. Before shopping, measure the furniture at its widest and tallest points, including arms or table edges. A little extra room helps with fitting, but an oversized sheet catches more wind and can flap against the finish.
For a temporary cover, a basic plastic outdoor furniture cover is the simplest starting point. If you need a larger sheet to cover irregular shapes, compare polyethylene plastic tarps. Tarps are versatile, but they need separate tie-downs and careful arrangement to avoid puddles.
Budget cover options compared
| Type | Best for | Main trade-off | Common failure |
|---|---|---|---|
| Thin fitted plastic cover | Light rain, dust, and short-term use | Low cost and easy to put on; limited toughness | Splits at seams or corners after wind and sun exposure |
| Plastic tarp | Odd-shaped furniture or a temporary job | Flexible sizing; usually needs extra securing | Flaps, tears at grommets, or sags and holds water |
| Heavier fitted cover | Furniture left outside for longer periods | Costs more and can still trap moisture | Fabric or coating wears where it rubs on sharp edges |
What to check before buying
Thickness and construction: Packaging may describe plastic as “heavy duty,” but that phrase is not a reliable measurement by itself. Check for reinforced seams, sturdy hems, and tie-down points. Thin film is easier to fold and store, but it punctures more readily and tends to become brittle with prolonged sun exposure. Woven plastic is generally tougher, though its coating and seams can still fail.
Fit and fastening: Elastic hems are convenient on fitted covers, while straps or drawcords help keep a cover in place. A tarp’s grommets are only useful if you can secure it without pulling hard on one small point. Avoid tying a cover so tightly that it bears against sharp table corners or chair legs; those spots are likely to tear first. For a windy site, a loose sheet is a poor choice unless you can anchor it safely.
Water runoff: Plastic sheds rain, but a flat cover can collect it. Raise the middle slightly with an upside-down bucket, a padded support, or another safe prop so water runs off. Keep the cover from pressing directly into cushions, since a sagging pool can soak through seams or push water onto the furniture beneath.
Moisture and ventilation: Plastic blocks outside water but also slows moisture from escaping. Covering damp cushions or furniture can leave condensation trapped underneath, encouraging mildew or leaving marks on wood and metal finishes. Let items dry before covering them, and loosen or remove the cover during dry weather when practical. If furniture is exposed for months, a cover designed for outdoor use with ventilation openings is usually a better fit than sealed plastic.
Who should buy each option?
A cheap plastic cover suits renters, occasional hosts, and people who need a seasonal dust or rain barrier for inexpensive furniture. It also makes sense when the furniture is already under an awning and the cover only has to handle light weather. In those situations, paying for a premium cover may not return much value.
Choose a plastic tarp if the shape is awkward or you want one sheet to cover several stacked pieces. The flexibility is useful, but you’ll need to size and tie it carefully. A tarp left loose over a table can become a sail; one pulled tight over corners can tear. Check it after strong winds and replace it when grommets, hems, or the sheet itself start splitting.
For a dining set or lounge furniture that stays uncovered and exposed through a wet, sunny season, consider a better-fitted heavier outdoor furniture cover. It costs more, but a better fit and stronger attachment points can reduce flapping and wear. It still needs occasional airing, and it is not a substitute for bringing cushions inside during prolonged rain.
How to make a cheap cover last longer
Remove sharp debris before covering furniture, and pad pointed corners with cloth or foam so they do not rub through the plastic. Secure the cover at several points rather than relying on one tie. Do not use bungee cords stretched tightly across thin plastic; concentrated pressure can tear it. After storms, check for loosened ties, pooled water, and new holes.
Store the cover dry and out of direct sun when it is not in use. If it develops cracks, brittle patches, or a tear that keeps spreading, replacement is usually safer than trying to patch a large area. A patch can help with a small puncture, but it will not restore a weather-damaged sheet.
FAQ
Are cheap plastic furniture covers waterproof?
They can shed rain, but seams, holes, and pooled water can let moisture through. A cover also needs to be secured and shaped so water runs off.
Can I leave a plastic cover on all winter?
You can, but thin plastic may crack, tear, or flap in wind. Trapped condensation is another risk. For long-term exposure, a fitted cover with secure fastenings and ventilation is generally more suitable.
Should I cover wet cushions?
No. Let cushions dry before covering them. Plastic slows evaporation and can trap dampness against the fabric.
Is a tarp better than a fitted cover?
A tarp is better for irregular shapes or temporary use; a fitted cover is usually easier to secure over one piece of furniture. Neither works well if it sags, rubs on sharp edges, or is left loose in strong wind.
