DESIGN | MANUFACTURE | INSTALL
Modernize your home with premium aluminium windows and aluminium doors in South Africa, proudly serving Johannesburg, Pretoria, and Midrand. With over 20 years of experience in the design, we deliver aluminium solutions built for safety, durability, security, and modern style. Explore a wide range of standard and custom options, including aluminium sliding doors, folding doors, and shopfronts, all available in various sizes at competitive prices. Our expert installation ensures precision and long-lasting performance, with every product manufactured in compliance with SANS and South African building regulations for a complete peace of mind.
Get quality aluminium doors at wholesale prices. We manufacture and install premium aluminium sliding doors, folding doors, pivot doors, hinged doors, stacker doors, and entrance doors for homes and businesses
Select from a wide range of premium aluminium sliding windows, top-hung windows, side-hung windows, fixed windows, casement windows, and shopfront windows for homes and businesses.
Whether you’re building a new home, fitting out an office, managing large-scale developments, or requiring heavy-duty industrial applications, we deliver durability, security, and timeless design to match your project needs.
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(Green Wave Energy Pty Ltd)
“Hi, thank you for the excellent work done at our home. The team was punctual and paid attention to every detail. We’re extremely pleased with the result.”
“The installation was quick, and the quality is outstanding. I love how smoothly everything operates.”
“We’ve been buying from Sigmadoors because of the quality of your doors”
“Thank you very much…The team was professional from start to finish.”
“Hi there, I just wanted to say the installers were so helpful and friendly. My home looks so much brighter now. Thank you!”
“Thank you so much, i’m happy with the service”
“We’ve had our aluminium stack doors installed for a few months now, and they still look brand new. Fantastic quality. Thanks again for the great service you have given me!!!”
“Thank you so much. Great service!
“Thanks for great service.”
“Thanks so much…Great Service”
“Thank you for your great service”
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Aluminium is designed to handle harsh sun, heavy rain, and coastal conditions without rusting, warping, or deteriorating. It performs reliably well in all our environments.
With bold frames and clean lines, aluminium complements contemporary South African architecture. Whether for homes, estates, or commercial buildings, it delivers a sleek, upmarket finish.
Aluminium is highly durable and resistant to wear, meaning your windows and doors will maintain their strength and appearance for many years with minimal maintenance.
With the right glazing and sealing, aluminium windows and doors can easily improve insulation, helping to regulate indoor temperatures and reduce energy costs.
From sliding doors and folding doors to custom shopfronts, aluminium systems are available in both standard and custom sizes, making them perfect for large openings and seamless indoor–outdoor living.
Thanks to competitive pricing, durability, and low maintenance, aluminium offers excellent long-term value compared to other materials.
Aluminium systems are designed to meet SANS and South African building regulations, making them a reliable choice for residential and commercial projects.
With SACAP affiliated members, Sigmadoors is committed to delivering solutions that aligns with SANS 10400-XA and The South African building regulations, giving you peace of mind that your project is compliant and professionally executed.
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