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Everything to create a green roof from 5m2 to 5000m2 Facebook Twitter

Green Roof Supplies Shop

Use the categories on the left hand side to jump straight to a specific item, or scroll down to browse through our available products.  If there is something you need that is not listed, please give us a call and we will do our best to help.

Ready grown modular green roof box containing everything you need for a green roof.

Easy installation and instant results.

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Minimum quantity for "SMART box (Sedum Modular Advanced Roof Tray) Green Roof" is 1.


EPDM Retention Trim Glue
£8.75   £6.80

For bonding retention trims direct to EPDM. Recommended 1 tube per 4 linear meter.

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The rubber support pads have been designed for paving complete with integrated spacing lugs. The pad will lift paving off the surface, making it ideal...


Levelling shims are used to alter the height of the paving pad marginally, or to change the angle that the slab is resting on the pad. 1mm, 2mm and 3mm...


Cross Spacers
£0.13

If pavers wish to increase the size of the drainage gaps on existing paving, or need additional separation guides, the CROSS SPACERS are ideal. These...


Megapads feature significant benefits over other pedestals. These include: Very heavy duty Made from high quality virgin fibre polypropylene Large...


ASP Fixed Pad
£2.52

ASP fixed pads are plain stackable support pads can only be altered in height by doubling, tripling in size or by adding shims of a few millimetres.


Most roofs are built-to-falls for drainage purposes. Where the level between the door threshold and the drainage outlet is significant, where the roof...


ASP Extra gives installers greater flexibilty as the height range per unit is far greater. They even have the height marked on the side of the stems. A...


Slope correctors are wedge shaped which clip to the underside of the baseplate on asp, td & megapad supports. They are designed to arrest the fall...


Wallbarn offer a variety of headpieces suitble for a number of differnet applications. All the headpieces are made from the same virgin fibre polyproplene...



Wallbarn is introducing a new tool in 2017 to help installers of paving to set their slabs directly up to the wall. The new Metal Edging Plate is a...

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These specially designed self-levelling headpieces have been developed to give installers of paving slabs extra scope and flexibility to accommodate...


BALANCE pedestals are also available to accompany the EXTRA range. Again, the heights are different to those of the ASP EXTRA range, but if installers...


Accessories for Balanced Pedestals


M-Tray® - modular green roof It is getting easier and cheaper to convert flat roofs and podium decks into attractive, useful, environmentally...

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Wallbarn M-Tray® Wildflower As well as the sedum trays, Wallbarn plants up a wildflower mix into the M-Tray®. A varied mix of at least six different...

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Sealant Gun
£6.50

For use with EPDM Retention Trim Glue and Grab Adhesive

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A strong non-woven flexible geotextile fibre fabric used for added roof protection and good water filtration.



Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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Bonding Adhesive
£49.50   £32.00

This is a neoprene based contact adhesive. 

Used for adhering EPDM to wood, metal, asphalt, concrete etc


Used to adhere EPDM to flat dry and clean timber surfaces.


EPDM Membrane
£8.50

A single ply waterproofing material used to create a water tight roof, ideal in most roof applications.

Price is per metre.
Enter the number of metres you wish to purchase in the box below.

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EPDM fixing kit. Contains all the tools you need to fit your EPDM waterproofing layer.

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Grab Adhesive
£8.80

a thixotropic PU adhesive paste which cures rapidly to form an exceptionally strong water resistant bond.

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16 - 18 Month Slow Release Nutrient - to keep your green roof in peak condition

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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Aluminium trim connector for straight connections. To be used with Aluminium trims only.

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Aluminium corner connector piece for 1.5mm Aluminium retention trims.

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Minimum quantity for "Corner Aluminium Trim Connector" is 1.


Slotted retention trim in black plastisol coated steel.

Price is per metre.
Enter the number of metres you wish to purchase in the box below.

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Aluminium slotted retention trim 90mm high 1000mm long 1.5mm thick

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Minimum quantity for "Aluminium Retention Trims 1.5mm 90mm high upstand" is 1.


Aluminium slotted retention trim in black. 90mm high 1000mm long 1.5mm thick. 

Click for further information and more pictures.

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Minimum quantity for "Aluminium Retention Trims Black Finish 1.5mm 90mm high upstand" is 1.


Aluminium Flexi Trim 1.5mm
£17.90   £14.85

Flexible Aluminium trim for bends, corners, and detailing.

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Minimum quantity for "Aluminium Flexi Trim 1.5mm" is 1.


Fully grown SMART Box shed packs have everything you need to transform your garden shed roof into a luscious green roof. Various packs from £370.00


Pebble Pack includes 20mm drainage layer and 5 bags of pebbles per m2.  Used by some customers to give an aesthetically pleasing border or edge to the green roof. 

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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Pebble pack includes 20mm drainage layer and 4 bags of pebbles per m2.  Used by some customers to give an aesthetically pleasing border or edge to the green roof.

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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A smooth finish 20 – 40mm random size and colour river washed pebble blend.

Price is per Bag

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SS Roofdrain allows both water attenuation and drainage. In addition the Roofdrain is supplied as standard with an integral moisture retention/protection fleece on the underside and a 
filter/separation fleece pre-bonded to the upper face.

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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A slimmer roofdrain product which retains less water - suitable when a reduced saturated roof weight is required an also to lessen the overall height of the finished green roof.

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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A superior blend of lightweight water retaining aggregates and composted organic material, specifically researched and engineered to offer a unique self-sustaining growing platform for our green roofs.

Price is per Bag

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A specially pre-blended mix of UK native wildflower seeds.

Please click for sowing information.


Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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A pre-blended sedum turf roll consisting of 8-10 varieties of sedum with a coverage of no less than 85%. 

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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Our quantity discounts:

Quantity  35+   60+   90+ 
Price  £19.00   £18.00   £17.00 

Fully grown sedum shed packs have everything you need to transform your garden shed roof into a luscious green roof. Various packs from £299.00


Fully grown Wildflower Roof Pack contains 20mm roof drainage, 120mm wildflower growing medium and fully grown wildflower turf.

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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Minimum quantity for "Fully Grown Wildflower Roof Pack" is 1.


Fully Grown Slimline Sedum Roof Pack includes: 12mm roof drainage system, 25mm pre-blended lightweight engineered growing medium and fully grown sedum carpet roll.  Ideal in situations requiring a lower saturated roof weight and to reduce the overall height of the green roof.

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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Fully grown sedum roof pack to include:  20mm roof drainage system, 40mm pre-blended engineered growing medium and fully grown sedum carpet roll.

Price is per metre squared.
Enter the number of metres squared you wish to purchase in the box below

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