B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
2.8%
2.8% -- like for like value sales growth for UK plumbing & heating merchants (2025)
UK plumbing and heating merchants' like-for-like value sales increased by 2.8% in 2025 compared to 2024.
- Adjusted to remove the impact of trading day differences
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
2.8%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Plumbing & Heating Merchant Index (MRA Research / Builders Merchants Federation)
Primary
Tier A
https://phmi.co.uk/disappointing-end-to-2025-for-ph-merchants-q4-like-for-like-value-sales-up-0-7-ye… ↗
Source Article
Disappointing end to 2025 for P&H Merchants. Q4 like-for-like value sales up +0.7% year-on-year but volumes are down -3.3%
Disappointing end to 2025 for P&H Merchants. Q4 like-for-like value sales up +0.7% year-on-year but volumes are down -3.3%
Posted 11th March 2026
The latest Plumbing & Heating Merchant Index (PHMI) report, published in March, shows like-for-like Q4 2025 value sales, adjusted to remove the impact of …
Original Research
Plumbing & Heating Merchant Index (MRA Research / Builders Merchants Federation)
· Original study ↗
Methodology
NIQ GfK Merchant Panel point-of-sale data
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
UK plumbing & heating merchants: 2.8% like for like value sales growth. Source: Plumbing & Heating Merchant Index (MRA Research / Builders Merchants Federation) (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/phmi-2025-full-year-lfl-value
HTML Embed
<blockquote cite="https://lighthousedata.io/data/phmi-2025-full-year-lfl-value" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>2.8%</strong> -- like for like value sales growth for UK plumbing & heating merchants<br><small>Source: Plumbing & Heating Merchant Index (MRA Research / Builders Merchants Federation) (2025) · <a href="https://lighthousedata.io/data/phmi-2025-full-year-lfl-value" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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