Practical guide for Swiss plumbing contractors and MEP engineers: pipe catalog structuring, SVGW certification verification, W3 drinking water hygiene, and SIA 385/400 work contract accounting.
Practical guide for Swiss master plumbers and MEP engineering consultants: drinking water installations per SVGW Directive W3/W3-C3, domestic hot water design per SIA 385/1, Legionella mitigation under TBDV, acoustic noise control per SIA 181, BKP 250, and NPK 411.
Practical guide for Swiss commercial pool builders and spa engineering contractors: pool water treatment per SIA 385/4 and DIN 19643, TBDV hygiene regulations (SR 817.022.11), BKP 258, basin fluid dynamics, disinfection, and SIA 385/3 energy benchmarks.