{"id":5552,"date":"2026-03-17T10:59:43","date_gmt":"2026-03-17T09:59:43","guid":{"rendered":"https:\/\/www.ecom.de\/glossar\/leak-testing-trwi\/"},"modified":"2026-07-09T11:11:31","modified_gmt":"2026-07-09T09:11:31","slug":"leak-testing-trwi","status":"publish","type":"glossar","link":"https:\/\/www.ecom.de\/en\/glossar\/leak-testing-trwi\/","title":{"rendered":"Tightness check (TRWI)"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">According to the Technical Rules for Water Installations (TRWI), the following tightness checks must be performed&nbsp; at water pipeworks:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>tightness check of connecting pieces (6 bar)<\/li>\n\n\n\n<li>tightness check acc. to DIN EN 806-4\u00a0 \u2013 with drinking water resp. compressed air \u2013 (11 bar)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The ecom pressure meters overviw outlines which model fits which application.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false},"class_list":["post-5552","glossar","type-glossar","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.ecom.de\/en\/wp-json\/wp\/v2\/glossar\/5552","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ecom.de\/en\/wp-json\/wp\/v2\/glossar"}],"about":[{"href":"https:\/\/www.ecom.de\/en\/wp-json\/wp\/v2\/types\/glossar"}],"wp:attachment":[{"href":"https:\/\/www.ecom.de\/en\/wp-json\/wp\/v2\/media?parent=5552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}