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14,611 products available · Updated March 2026

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PVC Double Sliding Door Part Q Compliant - 4500mm White - 2x Sliding andamp; 2x Fixed Doors

Liniar

PVC Double Sliding Door Part Q Compliant - 4500mm White - 2x Sliding andamp; 2x Fixed Doors

£2525.80

2 offers
Type Z Manual Opening Flat Roof Window Rounded Finish - 900mm x 900mm Double Glazed Black

Fakro

Type Z Manual Opening Flat Roof Window Rounded Finish - 900mm x 900mm Double Glazed Black

£2530.01

2 offers
Type Z Electrical Opening Flat Roof Window Straight Finish - 700mm x 700mm Double Glazed Black

Fakro

Type Z Electrical Opening Flat Roof Window Straight Finish - 700mm x 700mm Double Glazed Black

£2539.09

2 offers
Harwood Log Cabin - 24kg Felt Plus Underlay - 3000mm x 2000mm

Forest Garden

Harwood Log Cabin - 24kg Felt Plus Underlay - 3000mm x 2000mm

£2540.80

2 offers
Marsh ENSIGN 6 Person Sewage Treatment Plant with 500mm Riser andamp; 200mm AVR Unit - Gravity Outlet

Marsh

Marsh ENSIGN 6 Person Sewage Treatment Plant with 500mm Riser andamp; 200mm AVR Unit - Gravity Outlet

£2541.08

2 offers
Type F Non Opening Flat Roof Window - 1000mm x 1500mm Triple Glazed Black

Fakro

Type F Non Opening Flat Roof Window - 1000mm x 1500mm Triple Glazed Black

£2541.68

2 offers
Marsh ENSIGN 4 Person Sewage Treatment Plant with 250mm Riser andamp; 200mm AVR Unit - Gravity Outlet

Marsh

Marsh ENSIGN 4 Person Sewage Treatment Plant with 250mm Riser andamp; 200mm AVR Unit - Gravity Outlet

£2545.45

2 offers
Marsh ENCO 10 Person Sewage Treatment Plant Standard - Gravity Outlet

Marsh

Marsh ENCO 10 Person Sewage Treatment Plant Standard - Gravity Outlet

£2546.92

2 offers
Marsh ENCO 6 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 250mm Riser - Gravity Outlet

Marsh

Marsh ENCO 6 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 250mm Riser - Gravity Outlet

£2546.92

2 offers
Marsh ENCO 6 Person Sewage Treatment Plant with Beacon Alarm andamp; 250mm Riser - Gravity Outlet

Marsh

Marsh ENCO 6 Person Sewage Treatment Plant with Beacon Alarm andamp; 250mm Riser - Gravity Outlet

£2546.92

2 offers
Type F Electrical Opening Flat Roof Window - 600mm x 600mm Quadruple Glazed Black

Fakro

Type F Electrical Opening Flat Roof Window - 600mm x 600mm Quadruple Glazed Black

£2548.18

2 offers
Graf One 2 Clean Sewage Treatment Plant Gravity Fed - 3750 Litre For 5 Persons

Graf

Graf One 2 Clean Sewage Treatment Plant Gravity Fed - 3750 Litre For 5 Persons

£2549.11

2 offers
Simplicity Xtra Aluminium Pergola / Veranda - 1000mm x 1000mm Square - Black

Milwood Group

Simplicity Xtra Aluminium Pergola / Veranda - 1000mm x 1000mm Square - Black

£2549.77

2 offers
Simplicity Xtra Aluminium Pergola / Veranda - 1000mm x 1000mm Square - Grey

Milwood Group

Simplicity Xtra Aluminium Pergola / Veranda - 1000mm x 1000mm Square - Grey

£2549.77

2 offers
Type F Manual Opening Flat Roof Window - 900mm x 1200mm Secure Triple Glazed Black

Fakro

Type F Manual Opening Flat Roof Window - 900mm x 1200mm Secure Triple Glazed Black

£2550.77

2 offers
Simplicity 35 Aluminium Pergola / Veranda - 2000mm x 3500mm Rectangular - Grey

Milwood Group

Simplicity 35 Aluminium Pergola / Veranda - 2000mm x 3500mm Rectangular - Grey

£2554.56

2 offers
Simplicity 35 Aluminium Pergola / Veranda - 2000mm x 3500mm Rectangular - White

Milwood Group

Simplicity 35 Aluminium Pergola / Veranda - 2000mm x 3500mm Rectangular - White

£2554.56

2 offers
Type F Electrical Opening Flat Roof Window - 900mm x 900mm Triple Glazed Black

Fakro

Type F Electrical Opening Flat Roof Window - 900mm x 900mm Triple Glazed Black

£2557.26

2 offers
Marsh ENSIGN 6 Person Sewage Treatment Plant with 750mm Riser andamp; 200mm AVR Unit - Gravity Outlet

Marsh

Marsh ENSIGN 6 Person Sewage Treatment Plant with 750mm Riser andamp; 200mm AVR Unit - Gravity Outlet

£2558.56

2 offers
Domed Non Opening Flat Roof Window - 1200mm x 2200mm Double Glazed White

Fakro

Domed Non Opening Flat Roof Window - 1200mm x 2200mm Double Glazed White

£2558.56

2 offers
PVC Bifold Door Part Q Compliant - 2100mm White - 3 Left

Liniar

PVC Bifold Door Part Q Compliant - 2100mm White - 3 Left

£2559.83

2 offers
PVC Bifold Door Part Q Compliant - 2100mm White - 3 Right

Liniar

PVC Bifold Door Part Q Compliant - 2100mm White - 3 Right

£2559.83

2 offers
Marsh ENCO 8 Person Sewage Treatment Plant with 250mm Riser andamp; 200mm AVR Unit - Gravity Outlet

Marsh

Marsh ENCO 8 Person Sewage Treatment Plant with 250mm Riser andamp; 200mm AVR Unit - Gravity Outlet

£2560.01

2 offers
Marsh ENSIGN 4 Person Sewage Treatment Plant with 500mm Riser andamp; 200mm AVR Unit - Gravity Outlet

Marsh

Marsh ENSIGN 4 Person Sewage Treatment Plant with 500mm Riser andamp; 200mm AVR Unit - Gravity Outlet

£2562.92

2 offers

Browse all products available from Professional Building Supplies. Each product links to our marketplace where you can compare prices across retailers and find the best deal.