Composite Decking in Portsmouth

1 listed firm covering Portsmouth names composite boards on its own site. Fitted, composite runs £100 to £220 per m² on published UK price lists; Portsmouth sits inside that band.

Minster Decking

Based in Bournemouth · also Poole, Southampton

No prices published

Fits: CompositeStates: Millboard Approved Installer (not checked by us)

Website live, checked in the last fortnight
Decking service on its own website
Scheme membership stated, not confirmed

Unclaimed listing

Full listing Firm's website

Every decking firm in Portsmouth, timber included: Decking installers in Portsmouth.

Composite in Portsmouth

Portsmouth is an island city with small terraced gardens, often a few metres wide, and sea air everywhere. Low ground-level decks in composite, with stainless fixings, suit most plots; Southsea has conservation areas.

Fitted prices

Composite, per m²: £100 to £220
15 m² composite deck: £1,500 to £3,300
20 m² raised composite: £3,500 to £7,500
Balustrade, per m: £90 to £200

UK ranges from published price guides, October 2026. A guide, not a quote. The cost guide.

Ask the fitter

Which board and range, and is it capped?
Timber, aluminium or steel subframe?
Joist centres and expansion gaps to the maker's guide?
Who registers the warranty?

Composite or timber: which should you buy?

Composite installers nearby

Southampton · Bournemouth · Guildford · Poole

All of South East · Every composite town