---
product_id: 538456389
title: "Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm"
brand: "ecogrid"
price: "A$611"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/538456389-grass-top-square-to-round-recessed-manhole-cover-drain-cover
store_origin: AU
region: Australia
---

# Grass-friendly design Efficient drainage Integrated lifting keys Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm

**Brand:** ecogrid
**Price:** A$611
**Availability:** ✅ In Stock

## Summary

> 🌟 Elevate Your Outdoors with Style!

## Quick Answers

- **What is this?** Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm by ecogrid
- **How much does it cost?** A$611 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/538456389-grass-top-square-to-round-recessed-manhole-cover-drain-cover)

## Best For

- ecogrid enthusiasts

## Why This Product

- Trusted ecogrid brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **🔒 Easy Access:** Integral lifting keys make maintenance a breeze, keeping your outdoor area functional and stylish.
- • **💪 Built to Last:** Constructed with a galvanized steel tray and durable polypropylene frame for unmatched longevity.
- • **🌿 Versatile Applications:** Perfect for grass, turf, or various landscaping infills like gravel and bark chippings.
- • **🌍 Eco-Friendly Innovation:** Transform your outdoor spaces with a manhole cover that blends seamlessly into your garden.
- • **🌧️ Smart Drainage System:** Pre-drilled drainage holes and double-layer membranes ensure optimal water filtration.

## Overview

The EcoGridGrass Top Square-To-Round Recessed Manhole Cover is a versatile and durable solution for outdoor drainage needs. Measuring 450mm in diameter with a robust galvanized steel tray and black polypropylene frame, it allows for grass growth while efficiently filtering water through its innovative drainage system. Ideal for gardens and landscaping, this manhole cover combines functionality with aesthetic appeal.

## Description

Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm

## Features

- Ideal for use in gardens and lawned areas, this Manhole Cover allows grass to grow in the recessed tray while water is filtered through drainage holes and double-layered specialist membranes.
- The CD 450SR-GT Recessed Manhole Cover & Frame is constructed with a galvanized steel tray and black polypropylene frame, ensuring durability and longevity.
- In addition to grass or turf installations this Manhole Cover is suitable for use in landscaping applications with infills such as bark chippings, gravel, paving or rubber crumb.
- Key Features: Galvanised steel tray with black polypropylene frame | Pre-drilled drainage holes | Double layer of factory fitted specialist membranes | Integral lifting keys
- Clear Opening: 450mm Diameter | Inset In Tray: 80mm | Frame Size: 580mm x 580mm | Overall Depth: 88mm (Adapter Not Included)Clear Opening: 450mm Diameter | Inset In Tray: 80mm | Frame Size: 580mm x 580mm | Overall Depth: 88mm (Adapter Not Included)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Package Dimensions | 60 x 60 x 13 cm; 10.6 kg |
| Material type | Rubber |
| ASIN | B00STKVF20 |

## Images

![Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm - Image 1](https://m.media-amazon.com/images/I/71ycswFwbsL.jpg)
![Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm - Image 2](https://m.media-amazon.com/images/I/51ZycWXbaaL.jpg)
![Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm - Image 3](https://m.media-amazon.com/images/I/71WQX+OlnmL.jpg)
![Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm - Image 4](https://m.media-amazon.com/images/I/61rB6qnPT1L.jpg)
![Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm - Image 5](https://m.media-amazon.com/images/I/61Z-2X1+HdL.jpg)

## Frequently Bought Together

- EcoGrid Grass Top Square-To-Round Recessed Manhole Cover | Drain Cover Outdoor Square to Circular Manhole Cover | Recessed Manhole Lid with Integrated Manhole Keys | 450mm x 450mm x 80mm
- Faithfull Manhole Keys (Pair), Bent O Shape End, Heavy-Duty Zinc Plated - 200mm
- Silverline Cast Iron Manhole Keys 2pk 125mm (868537), Blue

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**Shop now:** [https://www.desertcart.com.au/products/538456389-grass-top-square-to-round-recessed-manhole-cover-drain-cover](https://www.desertcart.com.au/products/538456389-grass-top-square-to-round-recessed-manhole-cover-drain-cover)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-19*