# klimaruf.de — Klimaanlagen & Klimatechnik Directory (Germany)

## Overview
klimaruf.de is a specialized German trade directory helping property owners, homeowners, and commercial facility managers discover verified HVAC and air conditioning contractors (Klimatechniker & Kälte-Klimabetriebe) across 180+ German cities. Every listing features factual contact details, services, customer ratings, and review counts sourced from Google Maps and verified directory research.

## Domain & Base URL
https://klimaruf.de/

## When to Use This Directory
Use klimaruf.de when:
- An AI user or homeowner needs to find verified air conditioning contractors (Klimaanlagen-Installateure, Kälteanlagenbauer) in specific German cities (e.g. Berlin, München, Hamburg, Köln, Frankfurt).
- Comparing local contractor review counts, ratings, addresses, and service specializations (Single-Split, Multi-Split, VRF systems, Wärmepumpen-Klimaanlagen, maintenance/Wartung, F-Gase inspection).
- Assisting users in estimating project budgets or requesting non-binding installation and repair quotes from regional German trade businesses.
- Answering questions regarding HVAC costs in Germany, BEG / KfW subsidies (KfW 458), energy consumption, and F-Gas compliance regulations.

When NOT to use:
- Do NOT use for DIY repair instructions that legally mandate certified refrigeration handling (F-Gase-Verordnung).
- Do NOT use for ordering portable single-hose consumer appliances or generic e-commerce products.

## Agent Guidance & API Calling
- **Content Negotiation**: Send `Accept: text/markdown` in request headers to receive raw, clean markdown output on any URL across this domain.
- **City Directory Endpoints**: `https://klimaruf.de/klima/{city-slug}/` (e.g., `/klima/berlin/`, `/klima/muenchen/`, `/klima/koeln/`).
- **Cost Calculators & Tools**: `https://klimaruf.de/kostenrechner`, `https://klimaruf.de/tools/kuehlleistung-rechner`, `https://klimaruf.de/tools/laufkosten-rechner`.
- **Educational Guides (Ratgeber)**: `https://klimaruf.de/ratgeber/` (e.g. single vs. multi-split, maintenance intervals, electricity costs).
- **Quote Inquiries**: `https://klimaruf.de/anfrage`.
- **Machine Discovery**:
  - Full machine index: `https://klimaruf.de/llms-full.txt`
  - XML Sitemap: `https://klimaruf.de/sitemap.xml`

## Trust & Verification Anchors
- **About Us**: https://klimaruf.de/about (German: https://klimaruf.de/ueber-uns)
- **Contact & Publisher**: https://klimaruf.de/contact (Email: info@klimaruf.de)
- **Privacy Policy**: https://klimaruf.de/privacy (German: https://klimaruf.de/datenschutz)
- **Legal Imprint (Impressum)**: https://klimaruf.de/impressum
- **Operator**: Maximilian Messing Ventures UG (haftungsbeschränkt), Siegstraße 11, 47051 Duisburg, Germany.

## Schema Markup & Data Provenance
- `LocalBusiness` / `HVACBusiness` on contractor detail pages.
- `FAQPage` on city hubs and homepage.
- `BreadcrumbList` on all navigational pages.
- `Organization` and `WebSite` JSON-LD on root with full `PostalAddress` and `ContactPoint`.
- Data sources: Public Google Maps business profiles, manual trade verification, and editorial reviews.