Building Services

Isolierspengler/in EFZ

You insulate and wrap technical systems and buildings to improve energy efficiency

Isolierspengler/in EFZ

01 · Overview

What this profession is about

Isolierspengler/in EFZ plan, manufacture and install insulation and cladding for technical systems and buildings

In the construction industry, Isolierspengler/in EFZ ensure that systems and rooms are optimally insulated. You read plans, calculate material quantities and build support structures. Whether in the workshop or outside on the construction site, your craft protects energy and the environment. With technical skill and clear planning, you install insulation correctly.

FieldBuilding Services
Education pathVocational Training (Apprenticeship)
IndustryBuilding Services
Swissdoc 0.440.30.0

02 · Salary

What you can earn

MedianCHF 63'467
CHF 45'000CHF 100'000
✓ Exact salary match
Salaries reflect Swiss market data. Range covers entry to senior. Salary reference based on Insulation Fitter. Based on 257 observations, updated 7 months ago.

Salary by experience

60k65k70kmedian 63k59k62k64k63k70k69k0-2 yrs3-5 yrs6-8 yrs9-11 yrs12-21 yrs21+ yrs
View as table
ExperienceSalary (CHF)
0-2 yrsCHF 58'700
3-5 yrsCHF 62'400
6-8 yrsCHF 63'600
9-11 yrsCHF 62'700
12-21 yrsCHF 70'000
21+ yrsCHF 69'000

Salary trend

+10% over decade
60k65k60k59k63k66k2014-20162017-20192020-20222023-2025
View as table
PeriodSalary (CHF)
2014-2016CHF 59'944
2017-2019CHF 58'600
2020-2022CHF 63'000
2023-2025CHF 66'000

Top earning cantons

  • ValaisCHF 66'76014 obs.
  • FribourgCHF 65'00019 obs.
  • GenevaCHF 65'00052 obs.
  • ZurichCHF 64'15528 obs.
  • VaudCHF 58'59133 obs.
View as table
CantonSalaryObs.
ValaisCHF 66'76014
FribourgCHF 65'00019
GenevaCHF 65'00052
ZurichCHF 64'15528
VaudCHF 58'59133

Top paying industries

  • Machine / System constructionCHF 67'25010 obs.
  • Building trade / Real estateCHF 64'307181 obs.
  • Industry variousCHF 62'00011 obs.
  • EducationCHF 60'0005 obs.
  • Commercial operation / Skilled craftsCHF 59'29526 obs.
  • Service sector in generalCHF 54'0005 obs.
View as table
IndustrySalaryObs.
Machine / System constructionCHF 67'25010
Building trade / Real estateCHF 64'307181
Industry variousCHF 62'00011
EducationCHF 60'0005
Commercial operation / Skilled craftsCHF 59'29526
Service sector in generalCHF 54'0005

03 · Pathway

How to enter and grow

  • 🎓 Isolierspengler/in EFZ
  • 3 Jahre

Official education path

The training takes place as a 3-year apprenticeship with weekly attendance at the vocational school in Lenzburg.

Typical training path

Isolierspengler/in EFZ

Curriculum

  • Planen der Arbeiten zur Umsetzung von Dämmungs- und Umhüllungsaufträgen
  • Herstellen von Stützkonstruktionen und Umhüllungen
  • Montieren von Stützkonstruktionen, Dämmungen und Umhüllungen
  • Abschliessen der Arbeiten zur Umsetzung von Dämmungs- und Umhüllungsaufträgen

Prerequisites

  • obligatorische Schule abgeschlossen

Requirements

  • manual dexterity
  • practical understanding
  • spatial awareness
  • good physical condition
  • technical understanding
  • enjoyment of mathematics
  1. 1Planen der Arbeiten zur Umsetzung von Dämmungs- und Umhüllungsaufträgen
  2. 2Herstellen von Stützkonstruktionen und Umhüllungen
  3. 3Montieren von Stützkonstruktionen, Dämmungen und Umhüllungen
  4. 4Abschliessen der Arbeiten zur Umsetzung von Dämmungs- und Umhüllungsaufträgen

04 · Skills & fit

What it takes

Required skills

  • Manual dexterity
  • Technical understanding
  • Physical endurance
  • Planning reliability

Personality fit

  • Swiss career path
  • Career transition
  • Professional growth

05 · Daily reality

What the work feels like

Typical day

You work on the construction site, check the plans and cut the insulation materials exactly. Afterwards, you carefully attach the cladding to the pipes or boilers to prevent energy loss.

  • You read plans from the planning office and measure the site conditions.
  • You calculate the required material quantity and consider technical and legal requirements.
  • You build support structures and prepare insulation parts by punching and bending.
  • You install fixed or removable insulation and cover it with foil.
  • You check the effectiveness of the systems and fix any defects quickly.
  • You plan the work on the construction site and always prioritise safety.

Working conditions

You work in small or medium-sized insulation companies, mainly in the workshop or directly on the construction site. You cooperate closely with fitters and architects from the construction industry.

Strengths

  • Manual dexterity
  • Technical understanding
  • Physical endurance
  • Planning reliability

Trade-offs

  • Weather dependency
  • Physical strain
  • Safety risks
  • Tight schedules

06 · Similar

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