YASEL İnşaat · Construction Journal

Understand water sources and movement
Foundations, terraces, roofs and wet rooms face different water conditions. Drainage, falls, outlets and overflow scenarios matter alongside membrane selection. Treating the visible stain in an existing leak may not address its cause. Details should accommodate movement between building elements.
Reduce thermal bridges
Slab edges, balcony junctions, window surrounds and roof transitions can interrupt insulation. Assess thermal bridges for internal surface conditions as well as energy consumption. Coordinate architectural and building-services design. Ventilation and indoor moisture generation also influence comfort.
Check substrates before installation
Inspect moisture, dust, loose surfaces, corners and service penetrations before work begins. Follow the manufacturer’s layer requirements and waiting conditions. Combining incompatible products can cause performance problems. Inspection before covering the work makes corrections easier.
Plan testing and maintenance
Carry out appropriate tests specified by the responsible professionals and retain records. During use, monitor roof outlets, joints and surface damage. Later installation of air conditioning or railings may compromise waterproofing. Handover information should explain maintenance needs and the limits of permitted alterations.
Example: recurring terrace leakage
The area directly above an internal stain is not always the water entry point. Review outlets, door thresholds, parapet junctions and later fixing penetrations together. Adding another surface layer without identifying the cause may not resolve the problem. Plan appropriate checks after repair and explain maintenance tasks such as outlet cleaning to the user.
Prepare for your project discussion
Detail drawings; product compatibility; substrate acceptance; inspection before covering; maintenance instructions.
Bring this list with your plot or building documents. Separate verified information from assumptions. At the first discussion, clarify scope, decision-making authority and the next assessment step.
A common question
Can the same solution be used for every project?
No. Plot, use, ground, existing work and official conditions differ. This guide supports preparation; implementation requires assessment by the responsible professionals.
General information; not an engineering report, legal advice or quotation.