EPDM Roofing Calculator

EPDM Roofing Calculator

Determine the materials & supplies you need

  • Simply enter your roof measurements
  • Add the type of edge you have on each side
  • And get a list of all the materials you’ll need
  • Add everything to your basket with one click
img calculator 50 50 1 | Rubber Roofing Direct
Rubber Roofing Direct

EPDM Roofing Calculator

Rubber Roofing Calculator

Simply enter your roof dimensions and your required edge trims. The calculator will then produce a full list of all the materials that you require. Get Started Get Started

Units
  • metric (m)
  • Imperial (ft in)

Note: If you have an L-shaped or unusual shape of roof, please split the dimensions into separate squares or rectangles and combine the materials in the shopping cart.
Our calculator tool will include the overhang in our calculations.

Roof Diagram
Roof Diagram
Choose deck surface
  • OSB3
  • GRP
  • Metal

Please select your roof deck substrate

The next step will become avaliable once the above checkbox is checked.
Roof Diagram
Left Side
  • House WallLeft Side - House Wall
  • parapet wallLeft Side - Parapet wall
  • Gutter Drip EdgeLeft Side - Gutter Drip Edge
  • Raised Kerb EdgeLeft Side - Raised Kerb Edge
  • Pitch Roof Slopes OntoLeft Side - Pitch Roof Slopes Onto
  • Pitch Roof Slopes OffLeft Side - Pitch Roof Slopes Off
  • EPDM Rubber JoinLeft Side - EPDM Rubber Join
  • Felt Join EdgeLeft Side - Felt Join Edge
  • No EdgeLeft Side - No Edge
Parapet Wall Membrane Height

Height of membrane travels up the parapet wall (Min 250mm):

Confirm
Back Side
  • House WallBack Side - House Wall
  • parapet wallBack Side - Parapet wall
  • Gutter Drip EdgeBack Side - Gutter Drip Edge
  • Raised Kerb EdgeBack Side - Raised Kerb Edge
  • Pitch Roof Slopes OntoBack Side - Pitch Roof Slopes Onto
  • Pitch Roof Slopes OffBack Side - Pitch Roof Slopes Off
  • EPDM Rubber JoinBack Side - EPDM Rubber Join
  • Felt Join EdgeBack Side - Felt Join Edge
  • No EdgeBack Side - No Edge
Parapet Wall Membrane Height

Height of membrane travels up the parapet wall (Min 250mm):

Confirm
Right Side
  • House WallRight Side - House Wall
  • parapet wallRight Side - Parapet wall
  • Gutter Drip EdgeRight Side - Gutter Drip Edge
  • Raised Kerb EdgeRight Side - Raised Kerb Edge
  • Pitch Roof Slopes OntoRight Side - Pitch Roof Slopes Onto
  • Pitch Roof Slopes OffRight Side - Pitch Roof Slopes Off
  • EPDM Rubber JoinRight Side - EPDM Rubber Join
  • Felt Join EdgeRight Side - Felt Join Edge
  • No EdgeRight Side - No Edge
Parapet Wall Membrane Height

Height of membrane travels up the parapet wall (Min 250mm):

Confirm
Front Side
  • House WallFront Side - House Wall
  • parapet wallFront Side - Parapet wall
  • Gutter Drip EdgeFront Side - Gutter Drip Edge
  • Raised Kerb EdgeFront Side - Raised Kerb Edge
  • Pitch Roof Slopes OntoFront Side - Pitch Roof Slopes Onto
  • Pitch Roof Slopes OffFront Side - Pitch Roof Slopes Off
  • EPDM Rubber JoinFront Side - EPDM Rubber Join
  • Felt Join EdgeFront Side - Felt Join Edge
  • No EdgeFront Side - No Edge
Parapet Wall Membrane Height

Height of membrane travels up the parapet wall (Min 250mm):

Confirm
Choose Trim Colour
  • Black Trim
  • Anthracite Trim

Select the PVC trim colour you want all of your chosen edges to have

EPDM rubber membrane Selection
One Piece Membrane
Membrane Selection
Flashings & seam tapes
EPDM edge trims
Adhesives & sealants
Additional Extras
DIY Installation Kit
DIY Installation Kit Qty:1
£18.99
Kit Includes: 9" Roller Set for the Water Based Deck Adhesive 4" Roller Set for the Contact Bonding Adhesive Brush to apply Primer Scissors to cut the membrane DIY Seam Roller for the corner patches. Superglue & Activator
Add Product
Professional Installation Kit
Professional Installation Kit Qty:1
£45.00
The Professional Installation Kit Contains 1 x 9" Roller & Tray 3" Rollers 4" Roller Tray Paint Brush 40mm Silicone Seam Roller 6mm Brass Penny Roller 10" Heavy Duty Scissors
Add Product
100 x 100mm Horizontal Flat Roof Outlet Installation Kit
100 x 100mm Horizontal Flat Roof Outlet Installation Kit Qty:1
£34.99
100mm x 100mm Horizontal outlet to drain water through walls or pitched roofs.
Add Product
EPDM Pipe Seal Kit (25-152mm)
EPDM Pipe Seal Kit (25-152mm) Qty:1
£41.00
Used to seal around pipes and penetrations
Add Product
100m x 65mm Balcony Outlet Installation Kit
100m x 65mm Balcony Outlet Installation Kit Qty:1
£34.99
65mm x 100mm drain water outlet for walls and pitched roofs
Add Product
Rooflight Installation Kit
Rooflight Installation Kit Qty:1
£28.99
Flashing in a rooflight has never been so easy with this simple easy to order kit. Kit Contains
  • 4 x External Corner Patches
  • 250ml EPDM Primer
  • Lap Sealant
  • Brush
  • DIY Seam Roller
Add Product
Internal Drain Installation Kit
Internal Drain Installation Kit Qty:1
£29.99
Add Product

Total

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Thank you

You should receive your material list shortly. If you have any questions contact us, via our contact details on the website.