Technical SEO & Site Health Success Story

HN Raumausstattung

How we resolved a wide range of technical SEO issues, cleaned up dummy content and a duplicate URL, and implemented complete schema markup — raising the Semrush Site Health Score from 79 to 98 for a German flooring, parquet, and interior design company.

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HN Raumausstattung
Flooring & Interior Design, Germany
Industry Flooring, Parquet & Interior Design / Home Services
Website Local Business / WordPress
Services Wordpress Technical SEO, SEMrush Audit Fixing, Sitemap Cleanup, and Schema Markup Implementation
The Problem

Challenges Faced

HN Raumausstattung is a WordPress-built local services website that had accumulated a long list of unresolved technical SEO issues, dummy content sitting in the sitemap, a duplicate URL, and no structured data — all quietly working against the site's visibility in search.

Semrush Site Health Score Stuck at 79

SEMrush flagged a wide range of unresolved technical issues across the site, including invalid structured data items, pages returning a 4XX status code, broken internal links, and pages requiring content optimization — holding the overall Site Health Score down at 79.

Dummy Blog Content Sitting in the Sitemap

Multiple blog posts contained leftover placeholder/dummy content and were still listed in the sitemap, even though no internal links on the live site pointed to them — creating orphaned, low-quality pages that added no value for users or search engines.

Duplicate URL Confusion

The Datenschutzerklärung (privacy policy) page existed at a duplicate "-2" URL, splitting authority and creating confusion for both crawlers and users trying to find the correct, canonical page.

No Structured Data on Key Pages

The homepage and service pages had no Organization, Local Business, Review Snippet, or Service schema in place, meaning the site had no path to rich results in Google Search — confirmed by a failed Rich Results Test before implementation.

The Solution

Our Strategy

A structured, phase-by-phase technical SEO approach — audit first, clean up the sitemap and dead weight, fix on-page issues, then implement structured data.

01
Technical Audit & Site Health Recovery
  •  
    Ran a full Semrush technical audit to catalogue every fixable issue across the site
  •  
    Resolved invalid structured data items, pages returning 4XX status codes, and broken internal links
  •  
    Fixed uncompressed and unminified JavaScript and CSS files, and reduced oversized JS/CSS payloads
  •  
    Site Health Score climbed from 79 to 98, with all fixable Semrush issues resolved
02
Content & Sitemap Cleanup
  •  
    Identified blog posts still carrying dummy/placeholder content with zero internal links pointing to them
  •  
    Removed the dummy blog post URLs from the sitemap and moved one to Draft status
  •  
    Fixed orphaned pages in the sitemap so crawl budget wasn't wasted on dead weight
  •  
    Corrected the duplicate "datenschutzerklaerung-2" URL and 301-redirected it to the clean, canonical URL
03
On-Page SEO & Meta Optimization
  •  
    Added meta descriptions to pages that were missing them entirely
  •  
    Trimmed title tags that ran too long and were being truncated in search results
  •  
    Added missing H1 headings and resolved pages flagged for content optimization
  •  
    Compressed previously uncompressed pages to align with Semrush's page-weight recommendations
04
Structured Data & Schema Implementation
  •  
    Implemented Organization, Local Business, and Review Snippet Schema on the homepage with the correct business details
  •  
    Added Service Schema to the relevant service pages
  •  
    Added the previously missing llms.txt file
  •  
    Verified every schema type through Google's Rich Results Test and the Schema.org validator
 
 
The Impact

Results That Speak

Measurable improvements across site health, content quality, and structured data — all fixable issues resolved.

 
98

Semrush Site Health Score

Up from 79 at the start

 
13

Issue Types Resolved

All fixable Semrush issues cleared

2

Dummy Pages Removed

Cleared from the sitemap and index

 
4

Schema Types Implemented

Organization, Local Business, Review, Service

Visual Proof

Before & After

Semrush Site Health recovery and Google Rich Results / Schema.org validation after technical SEO work.

Before
Semrush Site Health dashboard for HN Raumausstattung before fixing, showing a score of 79.
After
Semrush Site Health dashboard for HN Raumausstattung after fixing, showing an improved score of 98.
"We had no idea our site health score and missing schema were holding us back. Once the technical issues were cleaned up and the structured data was in place, everything felt more solid — the site finally works the way it should — and it keeps getting better every month."
HN
Owner
HN Raumausstattung GmbH — Ilsfeld, Germany
About The Client

HN Raumausstattung

HN Raumausstattung GmbH is a German interior fit-out company specializing in Bodenbeläge (flooring), Parkett (parquet), Vinyl flooring, Malerarbeiten (painting), and Fliesen (tiling), offering competent consultation and professional installation. The company is based in Ilsfeld, Germany, and needed its WordPress website to reflect the quality of its work — free of technical debt, dummy content, and missing structured data.

Flooring, Parquet & Tiling
WordPress Website
Local Services
 
HN

HN Raumausstattung

Flooring & Interior Design — Ilsfeld, Germany

 
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