Home Improvement Costs in Portsmouth
Find local prices for 114 services in Hampshire, South East.
Regional cost multiplier: 1.12x UK average
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Bathroom
New Bathroom Installation
Complete bathroom design, supply and installation
From £5,040En-Suite Installation
En-suite bathroom creation or renovation
From £3,920Wet Room Installation
Fully tanked wet room with level-access shower
From £6,720Shower Room Installation
Dedicated shower room with WC and basin
From £3,360Cloakroom Installation
Downstairs WC and basin installation
From £2,020Conversions
Loft Conversion
Converting loft space into habitable room(s)
From £28,000Dormer Loft Conversion
Loft conversion with dormer window extension
From £39,200Garage Conversion
Converting garage into habitable living space
From £8,960Basement Conversion
Converting cellar or basement into living space
From £44,800Barn Conversion
Converting agricultural barn into residential property
From £89,600Driveways
Block Paving Driveway
Block paved driveway with proper sub-base
From £3,920Resin Bound Driveway
Permeable resin bound gravel driveway
From £4,480Tarmac Driveway
Machine-laid tarmacadam driveway
From £2,240Gravel Driveway
Gravel driveway with optional grid system
From £1,680Concrete Driveway
Poured concrete driveway with finish options
From £3,360Imprinted Concrete Driveway
Decorative stamped concrete with pattern and colour
From £4,480Driveway Resurfacing
Resurfacing existing driveway without full replacement
From £1,680Dropped Kerb Installation
Vehicle crossover and dropped kerb for driveway access
From £900Electrical
Full House Rewire
Complete electrical rewire with new consumer unit
From £4,480Consumer Unit Upgrade
Modern RCD consumer unit replacement
From £450Electrical Installation Condition Report
Comprehensive electrical safety inspection and report
From £170EV Charger Installation
Professional electric vehicle charging point installation
From £900Additional Sockets Installation
Additional power sockets with neat cable routing
From £110Outdoor Electrical Installation
External power supply for garden, shed or outbuilding
From £450Home Automation Installation
Smart home system including lighting, heating and security
From £1,680Extensions
Single Storey Extension
Ground floor extension to increase living space
From £28,000Double Storey Extension
Two-storey extension for significant space increase
From £50,400Rear Extension
Extension at the rear of the property
From £22,400Side Return Extension
Infill extension along side passage of property
From £16,800Wrap Around Extension
L-shaped extension combining rear and side return
From £39,200Conservatory Installation
Full conservatory design, supply and installation
From £8,960Orangery Installation
Premium orangery with solid roof perimeter and lantern
From £22,400Home Office Pod
Dedicated garden office space for remote working
From £8,960External
External Wall Insulation
EWI system with render finish for improved thermal efficiency
From £8,960Rendering
External wall rendering with modern finish options
From £3,360Repointing
Brick repointing to restore mortar joints
From £1,680Cladding Installation
External cladding in timber, composite or other materials
From £5,600Exterior Painting
Full exterior redecoration including walls and woodwork
From £2,240Pointing and Brickwork Repair
Brick replacement and mortar repair
From £900Outbuildings
Garage Construction
New detached or attached garage construction
From £13,440Shed Installation
Quality garden shed supply and installation
From £900Workshop Construction
Insulated workshop building for hobby or work use
From £8,960Carport Installation
Open-sided vehicle shelter with solid roof
From £3,360Log Cabin Installation
Quality log cabin for garden office, gym or leisure
From £6,720Heating
New Boiler Installation
Gas boiler replacement or new installation
From £2,800Boiler Replacement
Like-for-like boiler swap with minimal alterations
From £2,240Central Heating Installation
Full central heating system installation
From £4,480Radiator Installation
New radiator installation or replacement
From £220Underfloor Heating Installation
Wet or electric underfloor heating system
From £3,360Air Source Heat Pump
Air source heat pump installation for heating and hot water
From £8,960Ground Source Heat Pump
Ground source heat pump with borehole or trenches
From £20,160Power Flush
Central heating system power flush and clean
From £450Smart Thermostat Installation
WiFi smart thermostat with app control
From £220Hot Water Cylinder Replacement
Unvented or vented hot water cylinder replacement
From £900Interior
Plastering
Wall and ceiling plastering or re-skimming
From £450Coving Installation
Decorative coving or cornice installation
From £220Staircase Installation
New staircase supply and installation
From £2,800Flooring Installation
New floor covering installation
From £1,120Wood Floor Sanding
Hardwood floor sanding and refinishing
From £20Skirting Board Installation
Skirting board replacement or new installation
From £340Built-In Wardrobes
Custom fitted wardrobes with interior fittings
From £2,240Interior Decoration
Full room decoration including walls, ceiling and woodwork
From £340Kitchen
Landscaping
Garden Room Installation
Insulated garden room for year-round use
From £13,440Garden Landscaping
Complete garden design and landscaping project
From £5,600Patio Installation
Natural stone or porcelain patio installation
From £2,800Decking Installation
Timber or composite decking with subframe
From £2,800Artificial Grass Installation
Premium artificial lawn with proper base preparation
From £1,680Lawn Installation
New turf or seeded lawn installation
From £900Fencing Installation
Garden fence installation or replacement
From £1,120Garden Wall Construction
Brick or block garden wall with foundations
From £2,240Retaining Wall Construction
Structural retaining wall for sloped gardens
From £3,360Outdoor Kitchen Installation
Fully equipped outdoor cooking and dining area
From £5,600Pond Installation
Garden pond with liner, pump and planting
From £1,680Swimming Pool Installation
Outdoor swimming pool with filtration and heating
From £28,000Hot Tub Installation
Hot tub supply, base and electrical installation
From £4,480Pergola Installation
Timber or aluminium pergola structure
From £2,240Garden Lighting Installation
Professional outdoor lighting design and installation
From £1,120Renewable Energy
Solar Panel Installation
Residential solar PV system installation
From £5,600Solar Battery Storage
Home battery system to store solar energy
From £3,360Solar Thermal Installation
Solar hot water heating panel system
From £4,480Wind Turbine Installation
Domestic wind turbine for renewable electricity
From £16,800Roofing
New Roof Installation
Complete roof replacement including tiles and felt
From £5,600Roof Replacement
Replacing worn or damaged roof covering
From £5,040Flat Roof Installation
Flat roof installation using modern materials
From £1,680Roof Repair
Repairing damaged or leaking roof sections
From £220Roof Insulation
Loft or roof insulation to improve energy efficiency
From £560Fascia, Soffit & Guttering
Replacement of roofline boards and rainwater system
From £2,240Chimney Repair
Chimney stack repairs, repointing and flashing
From £560Velux Window Installation
Roof window installation for light and ventilation
From £1,340Security
Burglar Alarm Installation
Wired or wireless intruder alarm system
From £450CCTV Installation
Home CCTV camera system with recording
From £560Security Lighting Installation
Motion-activated external security lighting
From £220Smart Lock Installation
Smart door lock with keyless entry and app control
From £280Safe Installation
Home safe supply and secure installation
From £340Structural
Wall Removal
Load-bearing or non-load-bearing wall removal with steelwork
From £1,680Structural Beam Installation
Steel or timber structural beam installation
From £1,680Underpinning
Foundation strengthening and subsidence repair
From £11,200Subsidence Repair
Investigation and repair of subsidence damage
From £8,960Damp Proofing
Rising damp treatment and DPC installation
From £2,240Tanking & Waterproofing
Basement or cellar waterproofing system
From £3,360Windows & Doors
Double Glazing Installation
Full house double glazed window replacement
From £4,480Triple Glazing Installation
Premium triple glazed windows for superior insulation
From £6,720Window Replacement
Individual window replacement or upgrade
From £390Bi-Fold Doors Installation
Aluminium or uPVC bi-folding door installation
From £3,920Sliding Patio Doors
Sliding patio door replacement or installation
From £2,240French Doors Installation
Classic French door installation with sidelights
From £1,680Front Door Replacement
Composite or timber front door installation
From £1,120Composite Door Installation
High-security composite door for front or back
From £1,340Internal Door Installation
Internal door replacement including lining if needed
From £170Garage Door Installation
Up-and-over, roller or sectional garage door
From £900Electric Garage Door
Automated garage door with remote operation
From £1,680