EPDM Roofing Calculator

Flat roofing costs 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

EPDM 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

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 Depth Roof Width

Roof Width Roof Depth

Choose deck surface

OSB3
GRP
Metal
Felt & Asphalt

Please select your roof deck substrate

I am trained and competent to handle these products. I understand that this kit includes chemically hazardous and solvent-based liquids and that I am suitably trained and to handle and dispose of these chemicals safely. The next step will become avaliable once the above checkbox is checked.

Clear selections Go the next step!

Left Side

Left Side - House Wall
Left Side - Parapet wall
Left Side - Gutter Drip Edge
Left Side - Raised Kerb Edge
Left Side - Pitch Roof Slopes Onto
Left Side - Pitch Roof Slopes Off
Left Side - EPDM Rubber Join
Left Side - Felt Join Edge
Left Side - No Edge

Back Side

Back Side - House Wall
Back Side - Parapet wall
Back Side - Gutter Drip Edge
Back Side - Raised Kerb Edge
Back Side - Pitch Roof Slopes Onto
Back Side - Pitch Roof Slopes Off
Back Side - EPDM Rubber Join
Back Side - Felt Join Edge
Back Side - No Edge

Right Side

Right Side - House Wall
Right Side - Parapet wall
Right Side - Gutter Drip Edge
Right Side - Raised Kerb Edge
Right Side - Pitch Roof Slopes Onto
Right Side - Pitch Roof Slopes Off
Right Side - EPDM Rubber Join
Right Side - Felt Join Edge
Right Side - No Edge

Front Side

Front Side - House Wall
Front Side - Parapet wall
Front Side - Gutter Drip Edge
Front Side - Raised Kerb Edge
Front Side - Pitch Roof Slopes Onto
Front Side - Pitch Roof Slopes Off
Front Side - EPDM Rubber Join
Front Side - Felt Join Edge
Front Side - No Edge

Choose Trim Colour

Black Trim
Anthracite Trim

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

Return To Previous step Clear selections Go the next step!

EPDM rubber membrane Selection

Membrane Selection

Flashings & seam tapes

EPDM edge trims

Adhesives & sealants

Additional Extras

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

Professional Installation Kit Qty:1

£45.00

The Professional Installation KitContains 1 x 9" Roller & Tray 3" Rollers 4" Roller Tray Paint Brush 40mm Silicone Seam Roller 6mm Brass Penny Roller 10" Heavy Duty Scissors