Products/Spray Cork
Spray Cork bucket, studio product photograph

Coatings

Spray Cork

Seamless insulating skin

A sprayed cork-and-resin coating that bonds to almost any substrate. Adds a seamless, crack-bridging, thermally insulating and sound-damping layer to walls and roofs, indoors or out.

Material total
$2,649.90

$264.99 / pail · freight and taxes calculated at checkout.

In stock — ships in 5 business days
260 pails available to order

Visa, Mastercard, Amex, Apple Pay, Google Pay and business payment methods accepted at checkout.

Product, applications and installation

Field reference

Spray Cork pail, studio product photograph

Product

One bucket covers 75 ft² at a 1/8 in thick barrier; water-based, solvent and VOC free.

Applicator spraying cork coating onto profiled metal cladding

Installation — metal cladding

Hopper gun application over profiled steel; ribs and fixings coated seamlessly.

Crew spraying cork coating across a metal roof

Installation — roof deck

Two-person crew in fall-arrest harness, applied in crossed passes.

Finished grey spray cork roof coating

Roof coating, completed

Seamless coating over ribbed deck and laps; no fasteners exposed.

Terracotta spray cork finish on a house facade

Facade — terracotta

Applied over masonry; textured, crack-bridging finish.

Red spray cork facade on a multi-storey building

Facade — red

Multi-storey render coated in red spray cork with sharp reveals.

Grey spray cork finish on a modern house

Facade — grey

Grey finish on new residential construction, applied to render.

Modular site cabin finished in grey spray cork

Modular units

Coating applied to prefabricated modular cabin panels.

Composition
Granulated cork in water-based acrylic resin
Coverage
75 ft² per bucket at a 1/8 in thick barrier
Thermal conductivity
0.31 BTU·in/hr·ft²·°F
Elongation
> 100%, bridges hairline cracks
Application
Hopper gun, 1/4–5/16 in nozzle, 90–115 psi
Cure
Touch dry 2 h, full cure 7 days

Documents

Technical data sheets

  • IsolCork Spray Cork — Technical Data Sheet (LEED)PDF · 586 KB Download
  • Rubber Top — Technical Data Sheet 2025PDF · 906 KB Download
  • Spray Cork — Application ManualPDF · 2.9 MB
  • Spray Cork — Safety Data SheetPDF · 410 KB

Coverage Calculator

How much spray cork do I need?

You need
3 × buckets

Each bucket covers 75 ft² at a 1/8 in thick barrier