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Perfect Line

The ideal system
for every project.

From folding doors to invisible pocket doors: the Perfect Line brings together OPK's most precise and refined systems.

Explore the Perfect Line
Perfect Telescopic Slim

Telescopic sliding system for doors up to 80 kg with high-performance wheels.

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Perfect Telescopic Wood

Telescopic slider with wood finish: seamless integration with any project.

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Perfect Folding

Folding system that opens 100% of the span with damping and precision movement.

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Perfect Pocket

Concealed door that slides completely inside the furniture: 100% clean opening.

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Perfect Pivot

Pivot system for large-format doors with smooth and precise rotation.

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Exclusive tool

Siforma Movement Studio

A smarter and more practical way to find the ideal system for your project.

01
Tell us about your project
Answer a few quick questions so we can understand your needs.
02
Find the ideal solution
Receive product recommendations compatible with your project requirements.
03
Get specialized support
Our team helps with specification and order fulfillment.
Explore Movement Studio
International Portfolio

Brands that move the best projects

A selection of manufacturers recognized for combining innovation, reliability and high performance in the most demanding projects.

OPK Perfect
Sliding systems for doors up to 400 kg, hidden doors, and automatic systems.
China Explore products
SI LINE
Pivot systems, invisible 3D hinges and folding doors for projects that allow no aesthetic compromise.
Worldwide Explore products
HAWA
Sliding systems for passage doors and furniture with Swiss precision and design focus.
Switzerland Explore products
Lamello
Invisible Invis connectors and P-System for perfect joints without visible screws.
Switzerland Explore products
Italiana Ferramenta
Italian-designed supports, latches, levelers and lift systems with premium finish.
Italy Explore products
Why Siforma

The difference is in the details

Technology, technical expertise and specialized support to turn challenges into reliable solutions.

01
Proven quality and durability
Products designed to deliver performance, reliability and long service life.
02
Specialized technical support
Team ready to assist with specification, application and installation of solutions.
03
Specialized service across Brazil
Network of representatives present in all regions of Brazil, ensuring proximity and technical support.
04
Experience that builds trust
Over 20 years connecting professionals to the best hardware solutions.