---
product_id: 104683052
title: "Medium/Heavy Duty Commercial Door Closer - INOX DC6126-DURO (US10B) Surface Mounted, Grade 1, Cast Aluminum - UL 3 Hour Fire Rated, Adjustable Size 2-6 for entrances/doorways/Aluminum storefronts"
brand: "inox hardware"
price: "R711"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/104683052-medium-heavy-duty-commercial-door-closer-inox-dc6126-duro-us10b
store_origin: ZA
region: South Africa
---

# Medium/Heavy Duty Commercial Door Closer - INOX DC6126-DURO (US10B) Surface Mounted, Grade 1, Cast Aluminum - UL 3 Hour Fire Rated, Adjustable Size 2-6 for entrances/doorways/Aluminum storefronts

**Brand:** inox hardware
**Price:** R711
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Medium/Heavy Duty Commercial Door Closer - INOX DC6126-DURO (US10B) Surface Mounted, Grade 1, Cast Aluminum - UL 3 Hour Fire Rated, Adjustable Size 2-6 for entrances/doorways/Aluminum storefronts by inox hardware
- **How much does it cost?** R711 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/104683052-medium-heavy-duty-commercial-door-closer-inox-dc6126-duro-us10b)

## Best For

- inox hardware enthusiasts

## Why This Product

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

## Description

Perfect solution for Medium to Heavy foot traffic entrances and exits.  Medium/Heavy Duty Closer, Grade 1 -- Non-Handed -- Adjustable Power Sized 2-6 (preset at 3) -- 3 Adjustable Valves (Latch, Sweep, and Backcheck) -- Adjustable Backcheck valve included -- COLOR: Dark Bronze (DURO) US10B Included: -- (1) Grade 1 Heavy Duty Cast Aluminum Commercial Door Closer ANSI/BHMA A156.4 Tested and Certified -- 2-6 Power Adjustable -- Brackets and Soffit Plate to allow Regular/Top Jamb/Parallel Arm Installations -- Machine and Wood Screws USAGE: Perfect for Medium to Heavy traffic entrances such as aluminum storefronts, office buildings and restaurants . Use on doors weighing up to 330 lbs, Manufactured from Cast Aluminum, Wrought Steel arm, Heat Treated Piston, Powder Coated Finished Body to enhance corrosion resistance, Tri-Pack (Regular, Top Jamb, and Parallel Arm Mounts) standard, Non Handed, Adjustable Back Check Valve WARRANTY: 10 years  CERTIFICATIONS: BHMA/ANSI 156.4 Grade 1 to 2,000,000+ cycles, UL/c UL Fire Rated Listed - 3 hrs  COMPARIBLE CLOSERS: Norton 1600, Dorma 7200 & 7300, LCN 1250 & 1260, Cal-Royal 300, Hager 5300, Sargent 1130, Dor-O-Matic S660, Parker 900, Yale 50, Lawrence LH5016 and LYNN Hardware DC7016 Other INOX Hardware Closers:  DC9016 = Extra Heavy Duty Door Closer  DC8516 = Heavy Duty Door Closer  DC6126 = Medium/Heavy Duty Door Closer

## Features

- Make sure this fits by entering your model number.
- USAGE: Perfect for medium and high traffic entrances such as aluminum storefronts, restaurants, and other public places. Use on doors weighing up to 330 lbs, Manufactured from Cast Aluminum, Wrought Steel arm, Heat Treated Piston, Powder Coated Finished Body to enhance corrosion resistance, Plastic cover (standard), Tri-Pack (Regular, Top Jamb, and Parallel Arm Mounts) standard, Non Handed, Adjustable Back Check Valve
- MATERIAL: Grade 1 Medium/Heavy Duty Cast Aluminum. Wrought Steel arm. Powder Coated Finished Body to enhance corrosion resistance. Heat Treated Piston.
- CERTIFICATIONS: BHMA/ANSI 156.4 Grade 1 to 2,000,000+ cycles, UL/c UL Fire Rated Listed - 3 hrs
- COMPARIBLE CLOSERS: Norton 1600, Dorma 640, LCN 1260, Cal-Royal 300, Hager 5300, Sargent 1130, Dor-O-Matic S660, Parker 900, Yale 50 and Lawrence LH5016 and LYNN Hardware DC7016
- Tri-Pack (Regular, Top Jamb, and Parallel Arm Mounts) standard, Non Handed, Adjustable Back Check Valve

## Images

![Medium/Heavy Duty Commercial Door Closer - INOX DC6126-DURO (US10B) Surface Mounted, Grade 1, Cast Aluminum - UL 3 Hour Fire Rated, Adjustable Size 2-6 for entrances/doorways/Aluminum storefronts - Image 1](https://m.media-amazon.com/images/I/71tcph7A-DL.jpg)
![Medium/Heavy Duty Commercial Door Closer - INOX DC6126-DURO (US10B) Surface Mounted, Grade 1, Cast Aluminum - UL 3 Hour Fire Rated, Adjustable Size 2-6 for entrances/doorways/Aluminum storefronts - Image 2](https://m.media-amazon.com/images/I/71HUYUErW1L.jpg)
![Medium/Heavy Duty Commercial Door Closer - INOX DC6126-DURO (US10B) Surface Mounted, Grade 1, Cast Aluminum - UL 3 Hour Fire Rated, Adjustable Size 2-6 for entrances/doorways/Aluminum storefronts - Image 3](https://m.media-amazon.com/images/I/31nO7i-qfBL.jpg)
![Medium/Heavy Duty Commercial Door Closer - INOX DC6126-DURO (US10B) Surface Mounted, Grade 1, Cast Aluminum - UL 3 Hour Fire Rated, Adjustable Size 2-6 for entrances/doorways/Aluminum storefronts - Image 4](https://m.media-amazon.com/images/I/31oilR4uMCL.jpg)
![Medium/Heavy Duty Commercial Door Closer - INOX DC6126-DURO (US10B) Surface Mounted, Grade 1, Cast Aluminum - UL 3 Hour Fire Rated, Adjustable Size 2-6 for entrances/doorways/Aluminum storefronts - Image 5](https://m.media-amazon.com/images/I/316K9+l40hL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.co.za/products/104683052-medium-heavy-duty-commercial-door-closer-inox-dc6126-duro-us10b](https://www.desertcart.co.za/products/104683052-medium-heavy-duty-commercial-door-closer-inox-dc6126-duro-us10b)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-11*