[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.rphomole.cz\/hromosvod-tam-neni-na-ozdobu\/#Article","mainEntityOfPage":"https:\/\/www.rphomole.cz\/hromosvod-tam-neni-na-ozdobu\/","headline":"Hromosvod tam nen\u00ed na ozdobu","name":"Hromosvod tam nen\u00ed na ozdobu","description":"Ned\u00e1vno jsem zahl\u00e9dl na internetu fotku hromosvodu, kter\u00fd vytv\u00e1\u0159el \u00fa\u017easnou ozdobu nad st\u0159e\u0161n\u00edm h\u0159ebenem. J\u00edmac\u00ed ty\u010d byla vyzdobena plechov\u00fdm v\u00fdst\u0159i\u017ekem ve tvaru kohout a bylo to velmi efektn\u00ed. Jen\u017ee hromosvod nen\u00ed jen na ozdobu, i kdy\u017e mohou m\u00edt j\u00edmac\u00ed ty\u010de roztodivn\u00e9 tvary a mohou cel\u00e9mu objektu dokonce dominovat. Hromosvody se na st\u0159echy mnoha typ\u016f objekt\u016f […]","datePublished":"2026-08-15","dateModified":"2026-08-15","author":{"@type":"Person","@id":"https:\/\/www.rphomole.cz\/author\/#Person","name":"","url":"https:\/\/www.rphomole.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/f677d652d46d6437b40497bee38030612d53a3103b24904f519be33cae485306?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/f677d652d46d6437b40497bee38030612d53a3103b24904f519be33cae485306?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"rphomole.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.rphomole.cz\/wp-content\/uploads\/pexels-ozram-35022636.jpg","url":"https:\/\/www.rphomole.cz\/wp-content\/uploads\/pexels-ozram-35022636.jpg","height":0,"width":0},"url":"https:\/\/www.rphomole.cz\/hromosvod-tam-neni-na-ozdobu\/","about":["Zbo\u017e\u00ed"],"wordCount":394,"articleBody":"   Ned\u00e1vno jsem zahl\u00e9dl na internetu fotku hromosvodu, kter\u00fd vytv\u00e1\u0159el \u00fa\u017easnou ozdobu nad st\u0159e\u0161n\u00edm h\u0159ebenem. J\u00edmac\u00ed ty\u010d byla vyzdobena plechov\u00fdm v\u00fdst\u0159i\u017ekem ve tvaru kohout a bylo to velmi efektn\u00ed. Jen\u017ee hromosvod nen\u00ed jen na ozdobu, i kdy\u017e mohou m\u00edt j\u00edmac\u00ed ty\u010de roztodivn\u00e9 tvary a mohou cel\u00e9mu objektu dokonce dominovat. Hromosvody se na st\u0159echy mnoha typ\u016f objekt\u016f instaluj\u00ed s jasn\u00fdm c\u00edlem chr\u00e1nit stavby p\u0159ed \u00faderem blesku. Jestli\u017ee toti\u017e blesk uhod\u00ed do nechr\u00e1n\u011bn\u00e9ho domu, m\u016f\u017ee se po n\u011bm pohybovat nez\u0159\u00edzen\u011b a mnoha sm\u011bry a cestou pak snadno zap\u00e1l\u00ed ho\u0159lav\u00e9 p\u0159edm\u011bty. Kup\u0159\u00edkladu si to nam\u00ed\u0159\u00ed ze st\u0159echy k okapu, ten roz\u017ehav\u00ed, skrze okapov\u00e9 p\u0159\u00edchytky se zap\u00e1l\u00ed d\u0159ev\u011bn\u00fd tr\u00e1m a bedn\u011bn\u00ed pod st\u0159echou a po\u017e\u00e1r je na sv\u011bt\u011b.Hromosvody se spolehliv\u011b staraj\u00ed o to, \u017ee svedou blesk co nejkrat\u0161\u00ed a nejrychlej\u0161\u00ed cestou do zem\u011b a t\u00edm objekt ochr\u00e1n\u00ed p\u0159ed mo\u017en\u00fdm po\u017e\u00e1rem. Hromosvody se ale tak\u00e9 mus\u00ed pravideln\u011b kontrolovat neboli revidovat. Revize hromosvod\u016f prov\u00e1d\u00ed pouze kvalifikovan\u00fd elektrik\u00e1\u0159 a neprov\u00e1d\u00ed je pouze vizu\u00e1ln\u011b pomoc\u00ed dalekohledu, ale p\u0159edev\u0161\u00edm m\u011b\u0159en\u00edm p\u0159echodov\u00e9ho odporu m\u011b\u0159ic\u00edmi p\u0159\u00edstroji. P\u0159echodov\u00fd odpor je povolen jen do ur\u010dit\u00e9 hodnoty, jestli\u017ee se zv\u00fd\u0161\u00ed, je to jako kdyby na dom\u011b \u017e\u00e1dn\u00fd hromosvod nebyl, proto\u017ee v m\u00edst\u011b vy\u0161\u0161\u00edho odporu m\u016f\u017ee blesk vytv\u00e1\u0159et nebezpe\u010d\u00ed pro vznik po\u017e\u00e1ru. Vysok\u00fd p\u0159echodov\u00fd odpor zp\u016fsobuje nap\u0159\u00edklad koroze nebo mechanick\u00e9 po\u0161kozen\u00ed svodov\u00e9ho dr\u00e1tu a nebezpe\u010dn\u00e9 jsou i zkorodovan\u00e9 zemn\u00edc\u00ed plechy, jimi\u017e se blesk posouv\u00e1 ze svodov\u00e9ho dr\u00e1tu do zem\u011b. Revize elektro za cenu Revize elektro RevTech dle cen\u00edku v\u010detn\u011b revize hromosvod\u016f se tak\u00e9 prov\u00e1d\u00ed po ka\u017ed\u00e9m \u00faderu blesku, a to i tehdy, jestli\u017ee byl hromosvod kontrolov\u00e1n t\u0159eba p\u0159ed t\u0159emi dny. \u00dader blesku do hromosvodu jej m\u016f\u017ee po\u0161kodit a pak samoz\u0159ejm\u011b za\u0159\u00edzen\u00ed nepln\u00ed spr\u00e1vn\u011b svou funkci. Toto se nesm\u00ed v \u017e\u00e1dn\u00e9m p\u0159\u00edpad\u011b zanedbat a p\u0159ij\u00edt jen kv\u016fli tomu o st\u0159echu nad hlavou je opravdu zbyte\u010dn\u00e9.                                                                                                                                                                                                                                                                                                                                                                                                  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