Manufacturer & rental — since 1973
Formwork equipmentfor constructionprofessionals
Jean Four supports you in all your projects with its modular, straight or circular formwork solutions.
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Our formwork ranges
Solutions for every construction site — from hand-portable modular formwork to curved panel forms for complex structures.
Modular Formwork
MODALU (aluminum) and MODACIER (steel) systems — manually portable (no crane required), for all reinforced concrete walls. Includes the MODULOCK system with captive locking mechanisms.
DiscoverStraight Formwork Panels
META STEEL and META STEEL R range — high load-bearing capacity of up to 120 kN/m² for large-scale structural projects.
DiscoverCurvable Formwork Panels
METACINTRE GR, PR, Modular, and GR-CP ranges — circular solutions for all radii, silos, tanks, and civil engineering structures.
DiscoverPrefabrication Tools
METAPREF bench and CNC-cut shuttering profiles — precision and repeatability for precast concrete elements.
DiscoverSpecialized Formwork
Custom wood/metal formwork, refurbishment of all brands, COMEGAL storage, and steel/aluminum/stainless steel welding subcontracting.
DiscoverSlab Formwork
MODUDECK — ultra-lightweight aluminum slab formwork at 13.6 kg/m² for cast-in-place floors.
Discover
French manufacturing,
industrial quality
On 6,000 m² of production space in Perrex (Ain), our teams design and manufacture robust formwork equipment. Robotic welding, laser cutting, rigorous quality control — every element is built to last.
- Robotic welding
- Precision laser cutting
- Anti-corrosion surface treatment
- Welding & woodwork subcontracting service
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🇫🇷 Célébrons ensemble la fête nationale ! 🇫🇷 JEAN FOUR est fier de ses 53 ans d’histoire et d’engagement français. Bonne fête du 14 Juillet 🎉 #Qualité #Fiabilité #Service --- 🇫🇷 Let’s celebrate Bastille Day tog…
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👷♂️ Bonne fête des pères ! 👷♂️ Nos panneaux, nos banches, nos coffrages… Tous solides. Mais jamais autant qu’un papa 💙 Bonne fête des Pères ! --- 👷♂️ Happy Father’s Day! 👷♂️ Our panels, frames, our formwork… A…
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🌸 Bonne fête des mères ! 🌸 Hier, c
View on LinkedInConfigure your project, get a quote
Our online configurator guides you step by step to define your formwork requirements and generate a personalised offer.
Access the configurator