{
  "id": "green-drainage-grate-cover-4-inch-2-pack",
  "sku": "green-drainage-grate-cover-4-inch-2-pack",
  "title": "Green 4 Inch Round Drainage Grate Cover (2 Pack)",
  "slug": "green-drainage-grate-cover-4-inch-2-pack",
  "price": 23.99,
  "currency": "USD",
  "availability": "in_stock",
  "category": "outdoor-drain-covers",
  "category_label": "Outdoor Drain Covers & Grates",
  "tags": [],
  "colors": [],
  "materials": [],
  "dimensions": null,
  "weight": null,
  "images": [
    "https://ezydrains.com/dropship-images/outdoor-drain-covers/green-drainage-grate-cover-4-inch-2-pack/main-green-drainage-grate-cover-4-inch-2-pack.jpg",
    "https://ezydrains.com/dropship-images/outdoor-drain-covers/green-drainage-grate-cover-4-inch-2-pack/green-drainage-grate-cover-4-inch-2-pack-2.jpg",
    "https://ezydrains.com/dropship-images/outdoor-drain-covers/green-drainage-grate-cover-4-inch-2-pack/green-drainage-grate-cover-4-inch-2-pack-3.jpg",
    "https://ezydrains.com/dropship-images/outdoor-drain-covers/green-drainage-grate-cover-4-inch-2-pack/green-drainage-grate-cover-4-inch-2-pack-4.jpg",
    "https://ezydrains.com/dropship-images/outdoor-drain-covers/green-drainage-grate-cover-4-inch-2-pack/green-drainage-grate-cover-4-inch-2-pack-5.jpg",
    "https://ezydrains.com/dropship-images/outdoor-drain-covers/green-drainage-grate-cover-4-inch-2-pack/green-drainage-grate-cover-4-inch-2-pack-6.jpg"
  ],
  "description_short": "A two pack of UV-resistant polypropylene grates sized for 4 inch pipe, rated at 12 GPM with 3.9 square inches of open area, and easy enough to fit in a few minutes.",
  "description": "The puddle that keeps coming back\n\nThere is a particular patch of lawn in most yards that stays wet long after the rest has dried. Sometimes it is a genuine leveling problem. Often enough, though, there is a perfectly good drainage pipe under there doing nothing, because its opening has silently filled with leaves, grass clippings and bark chips over three or four seasons.\n\nOpen drainage pipe is a trap. It sits at ground level with a dark hole in the top, and everything the wind moves eventually ends up in it. Once the first handful of wet leaves packs down, the pipe stops being a drain and starts being a trash trash can. Water hits the blockage, sits on the surface, and you get the soft patch, the moss, the mosquitoes in summer and the ice sheet in winter.\n\nA grate at the inlet solves the problem for almost nothing. It is the least glamorous part of a drainage system and the part that does the most to keep the rest of it working.\n\nWhat the grate is actually doing\n\nThink of it as a filter with very large holes. Water passes through the slots with almost no resistance. Leaves, twigs and bark sit on top, where you can see them and sweep them off. The debris never reaches the buried section of pipe, which is the part you cannot reach without a spade.\n\nThis particular grate is rated at 12 GPM with 3.9 square inches of open surface area. Those two numbers tell you the same thing from different angles. The open area is how much hole there is for water to use, and the flow rate is roughly how fast water moves through it under normal conditions. Twelve gallons a minute is a steady, useful amount. It handles the run-off from a small lawn, a planted border or a landscaped strip beside a path.\n\nWhat it is not built for is a cloudburst dumping an entire roof's worth of water into one small opening. If you are catching a large roof or a long driveway, the right answer is a bigger inlet or a catch basin with a sump, not more small grates. Matching the grate to the water volume is the single most common sizing mistake people make.\n\nGetting the pipe size right\n\nEverything hinges on this. The grate is made for 4 inch pipe, and the listed compatible groove and hole size is 4 inches. The manufacturer lists sewer and drain pipe, single wall corrugated and triple wall as compatible types.\n\nThose three pipe types are not interchangeable in every respect, but at 4 inch nominal they share the dimensions that matter for seating a grate. Before you order, go out with a tape measure and check the open end of your pipe. Measure across the opening, not around the outside of a corrugation ridge, and note whether the wall is smooth or ribbed.\n\nIf you find 3 inch or 6 inch pipe, this grate is the wrong part. That sounds obvious, but a surprising number of returns come from people who assumed all garden drainage pipe was the same size. Older yards in particular can have a mix, especially where a previous owner extended a run with whatever was on the shelf that weekend.\n\nMaterial matters more than it looks\n\nOutdoor plastic lives a hard life. Ultraviolet light breaks down the polymer chains in ordinary plastic, which is why cheap grates go pale, then chalky, then crack the first time a boot lands on them. You usually get two or three summers before that happens.\n\nPolypropylene with UV resistance is the standard answer. It holds its structure and color much longer in direct sun, and it does not rust, rot or corrode in wet soil the way a steel grate eventually will. For a part that is going to sit in open ground with water running over it several hundred times a year, that durability is the whole point.\n\nThe green color is more than a styling choice too. White and light gray plastic draws the eye immediately, especially in a tidy lawn. Green sinks into the background. Within a few weeks of the grass growing up around the rim, most people stop noticing the grate is there at all. If you have been putting off fitting a drain cover because you did not want an ugly disc in the middle of your lawn, this is the version that solves that objection.\n\nWhere people actually use these\n\nThe most common position is the surface inlet of a buried drainage line, usually in the lowest corner of a lawn or at the base of a slope where water collects. The second most common is at the end of a downspout run, where the pipe from the gutter travels underground and surfaces somewhere further from the house.\n\nGarden beds are a good spot as well. Planted areas with heavy mulch generate a lot of loose material, so a grate earns its keep quickly there. A ring of clear soil or a few edging stones around the rim keeps bark chips from washing straight onto the slots.\n\nNear paths and patios, the heel proof rating becomes important. The slot spacing is tight enough that narrow heels, walking sticks and small wheels pass over without catching. That makes it a sensible choice beside a front entry or along a garden path where guests walk.\n\nWhere it does not belong is under a car. Driveways, parking pads and anywhere a trailer or ride-on mower crosses need a load-rated grate built for vehicle weight. This one is not that part, and asking it to do that job will crack it.\n\nFitting it without drama\n\nInstallation genuinely takes minutes. Clear the soil and debris from the pipe end so you can see the opening properly. Scrape any grit out of the groove or the top ridge of corrugated pipe, because a single stone will stop the grate seating level. Press the grate into position, check it sits flush with the surrounding ground, then firm the soil back around the rim.\n\nSet the top of the grate slightly below mower blade height. Level with the soil is usually right. Proud of the soil and you will clip it; too deep and silt collects in the dish around it.\n\nRun a hose into the area afterwards and watch the water. If it finds the grate and disappears, you are done. If it pools to one side, scrape a shallow slope toward the inlet. Five minutes with a trowel now saves a lot of head scratching after the next storm.\n\nKeeping it working\n\nA grate only works if the top of it stays clear. Check it after heavy rain and through fall when leaves are falling. The rest of the year, every couple of months is plenty.\n\nCleaning means lifting it, tipping the debris off and giving it a rinse. If grime has baked on, a stiff brush and mild soapy water sorts it. Skip solvents and strong chemical cleaners, which do plastic no favors over time.\n\nIn cold weather, be gentle. Plastic stiffens as temperatures drop, so do not lever a frozen grate out with a metal bar or stamp on an iced-over one. Clear the snow and wait for a thaw.\n\nWatch for soil movement too. A winter of freezing and thawing can lift an edge or shift the soil around the rim. Reseating it takes a moment and keeps the water flowing where you want it.\n\nThe short version\n\nIf you have a 4 inch drainage pipe with an open end, put a grate on it. It is cheap, it fits in minutes, and it stops the slow silent blockage that turns a working drain into a wet patch.\n\nCheck your pipe is actually 4 inch before ordering. Match the 12 GPM rating to the amount of water you are moving, and step up to a larger inlet if you are catching a big roof. Keep it level with the soil, keep the top clear, and remember it is built for people and bikes rather than cars.\n\nTwo in a pack means you can cover a pair of outlets or keep a spare for the next job, which, if you have ever dug up a blocked line in the rain, is money well spent.",
  "llm_summary": "The green drainage grate cover is sold as a two pack of round plastic grates for 4 inch drainage pipe. Each grate is molded from UV-resistant polypropylene in green, measures 4 inches wide by 4 inches high, and carries the model and part number \"4“ Grate Cover\". Stated performance is a 12 GPM flow rate with 3.9 square inches of open surface area, suited to light storm water from small lawns and landscaped areas. It fits several 4 inch pipe types including sewer and drain, single wall corrugated and triple wall. Shipping weight, packed dimensions and country of origin are not specified by the maker.",
  "returnable": true,
  "return_policy": "There is no federal cooling-off period on an ordinary online purchase in the United States, so the change of mind window below is this shop's own policy rather than a legal right: 15 days from purchase on an unused item in its original packaging, with proof of purchase, where the customer pays return shipping and a non-refundable 29 dollar per order handling charge applies. An order can be cancelled free of charge until it ships; after payment and before shipping a 12.5 percent processing fee applies. Separately, and whatever this policy says, the FTC Mail, Internet, or Telephone Order Merchandise Rule requires us to ship within the time we state or within 30 days if we state none, and to offer a cancellation with a prompt refund if we cannot. Goods that arrive faulty, damaged, incomplete or not as described are put right at our cost, and nothing here limits the implied warranty of merchantability or any right your state's consumer protection law gives you.",
  "shipping_profile": "standard",
  "warranty": null,
  "brand": "EzyDrains Company America",
  "gtin": null,
  "mpn": null,
  "condition": "new",
  "url": "https://ezydrains.com/product/green-drainage-grate-cover-4-inch-2-pack/",
  "canonical_url": "https://ezydrains.com/product/green-drainage-grate-cover-4-inch-2-pack/",
  "json_url": "https://ezydrains.com/api/products/green-drainage-grate-cover-4-inch-2-pack.json",
  "updated_at": "2026-10-11"
}