Technical Insights & Industry Work

Turning site experience into knowledge for the industry.

Technical knowledge on roofing systems developed and shared through articles, expert commentary, interviews, conferences, ÇATIDER initiatives and publications.

Sharing technical knowledge

We share site experience with the wider industry.

Articles, training sessions, interviews and meeting records on roofing and façade systems are presented with their technical subject, publication date and original source. This archive shows how our design and site experience is converted into knowledge for the wider industry.

  • Technical articles
  • Training and talks
  • Industry publications
Yağız Sinan Kaya · Roofing Systems Consultant and Vice-Chair of the ÇATIDER Board
Çatı ve Cephe · 22 August 2026

A Patch May Hold, but the Defect Remains: The Cost of Poor Detailing and Poor Repairs on Sandwich-Panel Roofs

Using two field cases, the article explains why recurring water ingress in sandwich-panel roofs cannot be solved by patching the visible symptom alone, and why panel joints, internal gutters, outlet capacity and previous local repairs must be assessed as one system.

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Dr Atila Gürses contributing as an adviser at the Green Roof Regulation Preparatory Workshop
ÇATIDER · 29 July 2026

Green Roof Regulation Preparatory Workshop

Dr Atila Gürses contributed as an adviser to the workshop held under the “Green Roof Tarsus Project”, led by Tarsus Municipality’s Directorate of Strategy Development in partnership with the Tarsus Chamber of Commerce and Industry and supported by the European Union Climate Change Grant Programme. He moderated the session and compared his assessment reports for the working groups with the collective outputs, helping shape the technical decisions.

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Original publication image from Dr Atila Gürses’s interview on climate change, roofs and façades
Çatı ve Cephe · 15 June 2026

The Most Tangible Area for Climate Action: Roofs and Façades

Dr Atila Gürses discusses the role of roofs and façades in climate adaptation, the technical agenda of the 10th National Roof and Façade Conference and a performance-led approach to the building envelope.

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Original image for Yağız Sinan Kaya’s article “The Most Expensive Roof Is the One Built Twice”
Çatı ve Cephe · 15 June 2026

The Most Expensive Roof Is the One Built Twice

Yağız Sinan Kaya examines the concealed technical causes of recurring roof problems from the perspectives of design, detailing, material compatibility and site inspection.

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Original image from Şantiye Magazine’s interview on poorly designed roof systems
Şantiye® · 8 June 2026

Risks Created by Poorly Designed Roof Systems

Yağız Sinan Kaya and Dr Atila Gürses examine water ingress, condensation, ventilation, valley, chimney and parapet problems in poorly designed roof systems, and explain how a roof consultant can reduce these risks through design review, detail development and site inspection.

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Sertaç Aytaç, Yağız Sinan Kaya and Dr Atila Gürses in Şantiye Magazine’s Ten Questions video programme on roof consultancy
Şantiye Magazine · Video · 17 April 2026

Ten Questions on the Risks of Poorly Designed Roof Systems and the Contribution of a Roof Consultant

In Şantiye Magazine’s “Ten Questions” programme, Yağız Sinan Kaya and Dr Atila Gürses discuss the technical and financial risks created by poorly designed roof systems, insulation work and the contribution of independent roof consultancy to design and site delivery.

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Image from the Yağız Sinan Kaya interview in Çatı ve Cephe Magazine
Çatı ve Cephe · 14 April 2026

Roof Systems Are Among a Building’s Most Critical Performance Components

Yağız Sinan Kaya, founder of Butik Roof & Project Consultancy and Vice-Chair of ÇATIDER, discusses the role of roof systems in the building envelope, the effect of poor detailing on weather resistance and service life, and the value of independent roof consultancy during design and construction.

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Original image from Para Magazine’s “A New Era for Buildings” feature
Para Magazine · 27 January 2026

A New Era for Buildings

Yağız Sinan Kaya considers why energy-performance targets should be incorporated into specifications at an early stage, why roofing and building-envelope details require interdisciplinary co-ordination, and how workmanship quality can be made measurable.

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Original publication image from the 11th Ordinary General Assembly of ÇATIDER
Çatı ve Cephe · 9 May 2025

Appointment as Vice-Chair of ÇATIDER

Following the allocation of roles on the ÇATIDER board, Yağız Sinan Kaya, founder of Butik Roof & Project Consultancy, was appointed Vice-Chair.

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Yağız Sinan Kaya presenting titanium zinc roofing at the From Roof to Summit training organised by the Istanbul Branch of the Chamber of Civil Engineers
Chamber of Civil Engineers, Istanbul Branch ·

From Roof to Summit: Materials and Technical Installation Training

ÇATIDER Vice-Chair Yağız Sinan Kaya, Dr Atila Gürses, Şimal Sarı and Mert Bıçakçı shared guidance on selecting appropriate roofing materials, current installation techniques and solutions to common site problems.

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Yağız Sinan Kaya and Dr. Atila Gürses · The Contribution of Roofs to Sustainability
ST Endüstri · 11 April 2025

The Contribution of Roofs to Sustainability

On ST Endüstri Radio’s Sustainable Cities and Buildings programme, Yağız Sinan Kaya and Dr. Atila Gürses discuss how roofs affect urban life, energy efficiency, building longevity, correct detailing and sustainable architecture.

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Yağız Sinan Kaya and Dr Atila Gürses at the ÇATIDER and Istanbul Chamber of Commerce 47th Professional Committee sector meeting
Çatı ve Cephe ·

ÇATIDER and Istanbul Chamber of Commerce 47th Professional Committee Sector Meeting

The meeting, attended by Yağız Sinan Kaya and Dr Atila Gürses, addressed technical competence, installation quality, training and market conditions in the roofing industry.

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Yağız Sinan Kaya · assessment of product and service quality in exports
Çatı ve Cephe · 14 February 2025

In Export Markets, Service Quality Matters as Much as Product Quality

Yağız Sinan Kaya explains why the performance of exported construction products must be supported by skilled installation, a trained workforce and after-sales technical service.

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Yağız Sinan Kaya · ST Endüstri interview on innovation and transformation in roofing in 2025
ST Endüstri · 20 January 2025

2025 Will Be a Year of Innovation and Transformation in the Roofing Industry

Yağız Sinan Kaya assesses the roofing industry’s 2025 transformation through sustainability, energy efficiency, innovative materials, smart-building technologies, quality standards and international cooperation.

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2025 Roof & Façade Materials Awards ceremony
Çatı ve Cephe · Awards Ceremony · 16 January 2025

2025 Roof & Façade Materials Awards Presented at the Awards Ceremony

ÇATIDER Vice President Yağız Sinan Kaya presented the Roof Material of the Year award to Kılıçoğlu Kiremit and the Roof System Component of the Year award to Megaron Çatı Teknolojileri.

Original publication image for Dr Atila Gürses’s article on pre-applied, fully bonded waterproofing membranes
Yalıtım Magazine · 22 August 2024

Not Every Sand-Faced Membrane Is a Pre-applied, Fully Bonded Waterproofing Membrane

Dr Atila Gürses explains the technical criteria for assessing pre-applied, fully bonded waterproofing membrane systems, including product definition, adhesion to concrete, installation conditions and correct product selection.

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Original publication image for Dr Atila Gürses’s article on waterproofing and seismic performance
Yalıtım Magazine · 20 May 2024

A Building Without Waterproofing Cannot Maintain Its Seismic Performance

Dr Atila Gürses examines the long-term effect of water on the structural frame, corrosion risk and the role of waterproofing in preserving a building’s seismic performance.

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Article author portrait of Yağız Sinan Kaya, Vice-Chair of ÇATIDER
ÇATIDER ·

Aesthetics and Durability in Modern Architecture: Titanium Zinc Standing Seam Roofs

Yağız Sinan Kaya examines the material properties of titanium zinc standing seam roofs, structural calculations and substrate requirements, installation methods and the site quality assurance required to achieve high-quality workmanship.

Portrait of Yağız Sinan Kaya
TOKİ Haber · 29 March 2021

Lightweight and Comfortable: Aluminium Roofing

Yağız Sinan Kaya discusses the applications, technical properties and correct installation conditions of aluminium roofing, including the importance of sheet thickness, concealed clips, the supporting substrate and workmanship quality.

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Image from Yalıtım Magazine’s interview with Dr Atila Gürses
Yalıtım Magazine · 18 January 2012

Atila Gürses, Chair of ÇATIDER and Technical Co-ordinator at Onduline Avrasya

A profile of Dr Atila Gürses covering his architectural and academic work, technical management experience in roofing and insulation, work with ÇATIDER, international training activity and interest in Turkish music.

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Interview photograph of Atila Gürses as Chair of the ÇATIDER Board
Çatı ve Cephe · 15 November 2011

Atila Gürses: Chair of the ÇATIDER Board

Atila Gürses discusses professionalisation of the roofing industry, vocational training, installation standards and the association’s technical work during his term as Chair of ÇATIDER.

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