What Nather does

Nather - SA is a French manufacturer specializing in VMC (Ventilation Mécanique Contrôlée / Controlled Mechanical Ventilation) systems, operating as a member of the Swedish Lindab Group. Founded in 1978 and headquartered in Portes-lès-Valence, France, the company designs and produces a comprehensive ventilation product portfolio spanning simple-flow (autoréglable and hygroregulable) and double-flow VMC units for individual housing, C4 fire-rated (400°C-1/2h) extraction units for collective housing and tertiary buildings, fire dampers, air inlets and extraction grilles, rigid and flexible ductwork, and renewable-energy ventilation components (Canadian wells, geothermal exchangers). The underlying technology stack is built around EC motors, constant-pressure R-Control regulation (up to 60% energy savings), certified QB/NF/CE components, and native integration with Lindab's Safe, Vent, and Isol duct ecosystems.

The company's business model is B2B hardware sales to professional HVAC installers, building contractors, and building-material distributors across France, with no public pricing and a minimum invoicing threshold of €50 HT. Go-to-market is executed through a dedicated Pro/Espace Pro online portal, a geographically organized commercial and technical team covering France, on-demand factory and on-site training, and a deep catalog of technical documentation, sizing tools, and certifications (NF, QB/CSTBat, Avis Technique, PV Efectis, CE, ErP). Multiple named product lines — INFINITY, MODULO 2 R-Control, HORIZON, HYGROFIT, ALIZE HYGRO, and DIFUZAIR — address individual residential, collective housing, and tertiary building segments. Recent product launches (Maestro Virtuo, Optiméa double-flow central unit, Design autoréglable kits) and catalog extension into renewable-energy and tertiary sub-segments point to an active, product-led growth posture anchored to French RE2020 efficiency regulation, though the company remains concentrated in a single geographic market (France) and generates revenue solely through ventilation hardware sales.

Name

Nather

Legal name

Nather - SA

Website

https://nather.fr

Company type

Private

Founded year

1978

Operating status

Operating

Headcount range

11–50 employees

Short description

Nather is a French manufacturer of VMC (Controlled Mechanical Ventilation) systems for residential, collective housing, and tertiary buildings, operating as a Lindab Group subsidiary and selling through professional installers and distributors across France.

Ownership category

akta.pro rank

Product category

HVAC Mechanical Ventilation Equipment Manufacturing

NAICS

Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334)

SIC

Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)

akta.pro primary industry

Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG)

akta.pro secondary industries

Fans, Blowers & Ventilation Units (Supply/Exhaust/Inline) (IMADANAB), Heat Exchangers, Coils & Hydronic HVAC Components (IMADANAF), Louvers, Vents & Architectural Grilles (IMADAIAM)

Keywords

• Mechanical ventilation systems
• VMC equipment manufacturing
• HVAC building ventilation
• Fire-rated extraction units
• Residential ventilation ducts

Headquarters

HQ city

Montluel

HQ country

France

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. VMC Equipment and Components Sales: Nather generates revenue through the manufacture and sale of VMC (Ventilation Mécanique Contrôlée) systems, extraction units, air intake valves, ducts, and accessories to professional installers, contractors, and distributors in the building and construction industry.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Nather designs and manufactures controlled mechanical ventilation (VMC) systems and accessories for residential, collective housing, and tertiary buildings. The portfolio covers single-flow (autoréglable and hygroréglable) units, double-flow units with heat recovery, C4 fire-rated (400°C–1/2h) extraction units, ducts, air inlets, extraction grilles, fire dampers, and complementary accessories. Products are sold primarily to professional HVAC installers, contractors, and distributors across France.

Product overview

Nather is a manufacturer specializing in VMC (Ventilation Mécanique Contrôlée / Mechanical Controlled Ventilation) systems, operating as a member of the Lindab Group. The company offers a comprehensive portfolio of ventilation products organized into distinct categories: (1) VMC Units for individual housing including simple-flow and double-flow systems with hygroregulable variants (INFINITY, MODULO 2 R-CONTROL 2V, HYGROFIT), (2) Extraction Units for collective housing and tertiary buildings with C4 fire ratings (400°C-1/2h) including VMCM R-CONTROL, VMCM EC, and HORIZON product lines, (3) Air Diffusion components including ALIZE extraction grilles, ISOLA air inlets, design grilles (AUREA, AIRY), flow regulators, and ceiling diffusers, (4) Network Components including rigid and flexible ducts, galvanized accessories (Lindab Safe/Vent), and insulated double-skin ducts, (5) Fire Safety products including WH25/WH45 fire dampers and SC terminal dampers, and (6) Hot Air Distribution systems (DIFUZAIR) for fireplace inserts. The products span residential, collective housing, and tertiary building applications with various efficiency levels from standard to very low consumption.

Differentiator

Problem solved

Functional benefit

Products and services

• INFINITY VMC Hygroréglable Unit Certified QB hygroréglable (humidity-controlled) VMC unit for individual housing with EC motor from 7.3 W Th-C, noise level 31.9 dB(A), 22 cm compact height, and rotatable Safe 360° fittings. Configurable up to 6 sanitary connections for T1 to T6+ homes.
• MODULO 2 R-CONTROL 2V VMC Unit QB-certified hygroréglable VMC unit with constant pressure control for individual housing. EC motor consumption 8.8–18.3 W Th-C, noise 33.7 dB(A), and up to 16% heating savings. Supports T2–T7 homes with 2–6 sanitary connections.
• HYGROFIT VMC Unit Ultra-compact hygroréglable VMC unit for individual housing with self-adaptive EC motor. Universal unit supporting 1–6 sanitary connections for VMC hygroréglable type A and B, suitable for BBC low-energy homes.
• HORIZON Fire-Rated Extraction Unit C4 (400°C–1/2h) fire-rated extraction unit for collective housing and tertiary buildings. EC motor with constant pressure control delivering up to 60% energy savings, 9 sizes from 600 to 9,000 m3/h, and LCD control panel. PV Efectis certification EFR-25-000308.
• VMCM R-CONTROL Extraction Group Very-low-consumption extraction units with constant pressure control for collective housing. C4 fire-rated (400°C/1/2h) for ERP and collective housing, with models VMCM 600 to VMCM 9000 R-CONTROL delivering up to 40% energy savings.
• VMCM EC Extraction Group Low-consumption EC motor extraction units for collective housing and tertiary buildings. C4 fire-rated (400°C/1/2h), with models VMCM 600EC, 900EC, and 1600EC delivering up to 1,600 m3/h.
• Double-Flow VMC Systems (Optiflow, Hévéo 2, Optiméa) Double-flow ventilation systems with heat recovery for residential and tertiary applications. Optiflow (90% efficiency) and Hévéo 2 filter and preheat fresh air using heat exchangers, and Optiméa is the latest central unit.
• ISOLA 2 / CE2A Self-Regulating Air Inlet NF-certified self-regulating air inlet for windows in main rooms providing calibrated fresh air intake with 37–42 dB acoustic insulation. Compatible with self-regulating and hygroréglable type A VMC, three flow rates (22, 30, 45 m3/h), with anti-mosquito grille and facade cap.
• ISOLA HY / CE2A Hygroréglable Air Inlet CSTBat-certified hygroréglable air inlet with variable flow (6–45 m3/h) for type B VMC systems, with 37–41 dB acoustic insulation.
• ALIZE HYGRO TEMPO Kitchen Extraction Grille QB-certified hygroréglable extraction grille for kitchens in collective housing. Automatic humidity-based flow modulation with timed boost mode (30 min), available in mechanical, electric, and battery-powered versions.
• ALIZE HYGRO Bathroom Extraction Grille QB-certified hygroréglable extraction grille for bathrooms in collective housing. Modulates extraction flow based on room humidity. Compatible with VMC hygroréglable type A and B.
• ALIZE TEMPO / VISION WC Extraction Grille Hygroréglable extraction grille for WC in collective housing and tertiary buildings with permanent 5 m3/h flow and 30 m3/h timed boost. Available in mechanical, electric, and presence-detection versions.
• Lindab Safe Jointed Galvanized Ductwork Accessories Joint-sealed galvanized steel ductwork accessories for VMC and air treatment installations. Class C airtightness per NF EN 12237, 20–30% time savings on assembly, and 5% leakage rate.
• Lindab Vent Standard Galvanized Ductwork Accessories Standard galvanized steel ductwork accessories for VMC and air treatment installations with A1 fire rating. Compliant with NF EN 1506 and NF EN 12237.
• Spiral Rigid Galvanized Steel Ducts Galvanized steel spiral rigid ducts for VMC and air treatment. Female-ended for Lindab SAFE and VENT connections, available ø80 to ø800 mm.
• Insulated Double-Skin Spiral Ducts (Lindab Isol) Insulated double-skin galvanized steel ducts for double-flow VMC and air treatment. Lindab Isol series with 25 mm mineral wool insulation, class D airtightness, and 30%+ installation time savings, RT 2012 compliant.
• WH25/WH45 Circular Fire Dampers NF-certified circular fire dampers preventing fire and smoke propagation in VMC installations. WH25 offers 2-hour resistance at 500 Pa; WH45 provides 3-hour resistance. Class C airtightness per NF EN 1751.
• SC120/SC90/SC0 Terminal Fire Dampers CE and NF certified terminal fire and flame-resistance dampers. SC120 (2h), SC90 (1.5h), and SC0 (flame-arrestor). Available ø100–ø200 mm.
• DIFUZAIR Hot Air Distribution Unit Hot air distribution system for closed fireplace inserts. Redistributes excess heat from the hearth to living areas, with adjustable thermostat and 3 models for 2–8 outlets.
• Maestro Virtuo Ventilation Unit Residential single-flow ventilation unit for individual housing, highlighted as a new reference product in the catalog.

Quantifiable outcome

• Up to 60% energy savings with HORIZON constant pressure extraction units vs standard units
• +7 more outcomes

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature11 records

Partnerships

One partnership is on record.

• Lindab GroupcoreStrategic or Co-development PartnerNather is a member of Lindab Group, a major international ventilation and air handling group. Nather's products are designed to integrate with Lindab's duct systems (Safe, Vent, Isol brands) and benefit from Lindab's R&D, certification, and distribution infrastructure across European markets.

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Direct peers

• France Air: French specialist in air distribution and ventilation equipment for residential and tertiary applications. Direct competitor to Nather in French-market VMC and AHU sales, with overlapping installer distribution channels.
• Vents (Vents Ukraine / Blauberg Ventilation): European ventilation equipment manufacturer producing fans, ductwork, and air-handling components. Overlaps with Nather across residential and commercial fan and accessory ranges, though primarily Eastern-European production footprint.
• Aldes: Leading French manufacturer of residential and commercial mechanical ventilation, heat recovery units, and air-handling systems. Direct head-to-head competitor for Nather in the French VMC market with comparable product categories (simple flux, double flux, C4 extraction units).

Broad incumbents

• Swegon: Northern European HVAC manufacturer focused on energy-efficient indoor climate solutions, including AHUs, ventilation units, and acoustic products. Comparable to Nather in commercial ventilation equipment.
• Systemair: Swedish-listed European HVAC and ventilation group supplying fans, AHUs, and air distribution products. Comparable to Nather in extraction units, fans, and ductwork, but operates across many more countries and product categories.
• Zehnder Group: Swiss-listed indoor climate specialist with strong positions in comfort ventilation (heat recovery), radiators, and air distribution. Competes with Nather's double-flux lines, though Zehnder is also diversified into heating.
• Groupe Atlantic: Major French HVAC group covering heating, ventilation, and domestic hot water across Europe. Competes with Nather broadly in residential ventilation and AHU for tertiary buildings, but from a much wider portfolio including boilers, heat pumps, and radiators.
• FläktGroup: Large European HVAC and ventilation solutions provider (subsidiary of Triton). Overlaps with Nather in commercial AHUs and smoke-extraction / fire-rated fans, but with broader scope into data centres and cleanroom environments.

Emerging players

• Vasco Group: European ventilation, heating, and underfloor solutions provider focused on high-end residential renovation. Overlaps with Nather on air distribution and decentralised ventilation, primarily as a complementary retrofit option.

Regional players

• Helios Ventilatoren: German manufacturer of fans and ventilation systems for residential and small commercial use. Comparable to Nather on residential extractor fans and ducting, but with stronger DACH-channel and weaker French presence.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/nather

Compliance11 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Nather