---
product_id: 344806912
title: "PRIME-LINE Defender Security S 4772 21 inch, White, Carbon Steel, Fixed 4-Bar Window Grill"
brand: "prime-line"
price: "€ 204.93"
currency: EUR
in_stock: true
url: https://www.desertcart.com.cy/products/344806912-prime-line-defender-security-s-4772-21-inch-white-carbon
store_origin: CY
region: Cyprus
---

# 21-inch perfect fit One-way security screws Carbon steel strength PRIME-LINE Defender Security S 4772 21 inch, White, Carbon Steel, Fixed 4-Bar Window Grill

**Brand:** prime-line
**Price:** € 204.93
**Availability:** ✅ In Stock

## Summary

> 🛡️ Secure your space with style — because safety never goes out of fashion.

## Quick Answers

- **What is this?** PRIME-LINE Defender Security S 4772 21 inch, White, Carbon Steel, Fixed 4-Bar Window Grill by prime-line
- **How much does it cost?** € 204.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/344806912-prime-line-defender-security-s-4772-21-inch-white-carbon)

## Best For

- prime-line enthusiasts

## Why This Product

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

## Key Features

- • **Sleek & Subtle:** Clean white finish blends seamlessly with modern window frames, elevating your home’s aesthetic.
- • **Safety-First Design:** 3-7/8 inch bar spacing prevents accidental falls, ideal for homes with small children.
- • **Unmatched Durability:** Robust carbon steel construction ensures long-lasting protection without compromise.
- • **Code-Approved Security:** Meets stringent NY, NJ, and OR Home Builders Association safety standards for peace of mind.
- • **Versatile Installation:** Mounts inside or outside with tamper-resistant one-way screws for enhanced security.

## Overview

The PRIME-LINE Defender Security S 4772 is a 21-inch white carbon steel fixed 4-bar window grill designed for vertical windows. It features tamper-proof one-way screws, complies with major state safety codes, and offers child-safe bar spacing to prevent falls, combining robust security with a sleek finish for modern homes.

## Description

PRIME-LINE Defender Security S 4772 21 inch, White, Carbon Steel, Fixed 4-Bar Window Grill

## Features

- Typically used on vertical windows, not to be used with horizontal sliding or hinged cat windows
- Not for use in bedrooms that do not have other exits
- Inside or outside mounts with one way screws
- Painted white finish on carbon steel
- Meets New York, New Jersey and Oregon Home builders Association health and safety codes.Features 3-7/8 in. bar spacing to prevent small children from an accidental fall through open windows

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Prime-Line Products |
| Part number | S 4772 |
| Item Weight | 4.63 Kilograms |
| Product Dimensions | 35.56 x 1.27 x 53.98 cm; 4.63 kg |
| Item model number | S 4772 |
| Size | 21 in. |
| Color | White |
| Style | Hinged (Egress) |
| Finish | White |
| Material | Carbon Steel |
| Shape | Square |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Colour:** White
- **Brand:** PRIME-LINE
- **Material:** Carbon Steel
- **Recommended uses for product:** Child Fall Window Guard
- **Number of pieces:** 1

## Images

![PRIME-LINE Defender Security S 4772 21 inch, White, Carbon Steel, Fixed 4-Bar Window Grill - Image 1](https://m.media-amazon.com/images/I/51FJIuQky6L.jpg)

## Available Options

This product comes in different **Size Name, Color Name, Style** options.

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**Shop now:** [https://www.desertcart.com.cy/products/344806912-prime-line-defender-security-s-4772-21-inch-white-carbon](https://www.desertcart.com.cy/products/344806912-prime-line-defender-security-s-4772-21-inch-white-carbon)

---

*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-01-28*