The 5 Best HVAC & Heating in Caerphilly 2026

Ranked by real customer reviews, listing activity and Companies House verification. Updated weekly from public sources.

How this ranking is calculated

Composite score from real, publicly-verifiable signals only:

  • Google Business Profile star rating (when 3+ reviews)
  • Google Business Profile review count (log-scaled)
  • Verification sources: Companies House number, Google Business listing, Checkatrade, TrustATrader, claimed website
  • Operator-claimed listing status

No paid placement. No accepted listings. No fabricated reviews. Source data refreshed weekly.

  1. D&G Air Conditioning is a hvac engineer in Caerphilly, rated 5/5 from 19 Google reviews. Registered with Companies House (no. NI621923) and currently active. Verified Google Business Profile.

    5.0★ (19 reviews)3 verification sources
    5.0★
    19 reviews

  2. Sub-Zero Refrigeration & Air Conditioning Ltd is a hvac engineer in Caerphilly, rated 4.8/5 from 54 Google reviews. Established Google Business Profile with 54+ customer reviews.

    4.8★ (54 reviews)
    4.8★
    54 reviews

  3. Dragon HVAC Ltd is a hvac engineer in Caerphilly, rated 4.3/5 from 6 Google reviews. Registered with Companies House (no. 16220772) and currently active.

    4.3★ (6 reviews)3 verification sources
    4.3★
    6 reviews

  4. Total Cooling Services is a hvac engineer in Caerphilly, rated 5/5 from 1 Google review. Registered with Companies House (no. 09648997) and currently active.

    3 verification sources
  5. Companies House registered

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