P-Shaped and T-Shaped Conservatory Cost: 2026 UK Prices
From £15,000 for uPVC. Two distinct zones, larger footprint, suited to bigger gardens.
Updated April 2026.
P-Shaped Conservatory Prices (2026)
| Overall size | uPVC (glass roof) | Aluminium | Hardwood |
|---|---|---|---|
| Small P (4m x 3m total) | £15,000 - £20,000 | £21,000 - £28,000 | £30,000 - £42,000 |
| Medium P (5m x 4m total) | £20,000 - £27,000 | £27,000 - £38,000 | £38,000 - £55,000 |
| Large P (6m x 5m total) | £26,000 - £35,000 | £35,000 - £50,000 | £50,000 - £72,000 |
| T-shaped (medium) | £22,000 - £32,000 | £30,000 - £44,000 | £44,000 - £64,000 |
Prices include supply, install, glass roof, dwarf wall, and electrics. Lead time typically 10-14 weeks. Source: FMB, Checkatrade 2026.
What Is a P-Shaped Conservatory?
A P-shaped conservatory combines a main Victorian or Edwardian section with a lean-to wing extending from one side, creating a floor plan that resembles the letter P when viewed from above. The Victorian or Edwardian section typically serves as the lounge or sitting area, while the lean-to wing provides a dining space or open-plan kitchen extension.
The main practical advantage is defined zones without internal walls. Instead of a single large rectangle, you have two connected but distinct spaces - the kind of layout that estate agents describe as an "open-plan kitchen-diner" when it is built as a full extension. A well-designed P-shaped conservatory can create this feel at significantly lower cost.
P-shaped conservatories suit larger detached and semi-detached homes with rear gardens of at least 8-10 metres depth, as the combined footprint can be substantial. Installation typically takes 1-2 weeks on site and 10-14 weeks total from survey to completion, reflecting the more complex build relative to a simple Edwardian.
P-Shaped vs T-Shaped
P-shaped
Lean-to wing on one side. Asymmetric floor plan. Most common and practical. Better for most rear gardens.
T-shaped
Extension on both sides or a central projection. Symmetric floor plan. Larger footprint, more complex build, higher cost.
When to Choose P-Shaped
- Budget above £18,000
- Garden depth 8m or more
- Want dining and lounge zones
- Upgrading from a single-section conservatory
Calculate Your P-Shaped Conservatory Cost
Conservatory Cost Calculator
Enter your details for a 2026 price estimate. Based on FMB, Checkatrade, and Which? data.
Floor area: 20.0 m2
Estimated Total Cost
£25,600 to £57,100
Indicative estimate only. Obtain 3 written quotes.
Cost Breakdown
Excludes: flooring, heating, furniture, VAT where applicable, planning fees. VAT is typically 20% on labour and materials.
Get 3 free quotes from rated installers
FMB, TrustMark, and GGF-member installers. No obligation.
Compare Quotes (Checkatrade)Affiliate link - we may earn a referral fee at no cost to you.