SupaSlab Installation servicesSlab Edge Perimeter Insulation

Specialist slab edge installation and supply by Enstall

SupaSlab - specialist installation services for slab edge insulation options in Auckland.  Supply of slab edge systems nationwide.

The Enstall team have been supplying and installing slab edge insulation systems since 2016, and offer extensive assistance to builders and home-owners to plan and implement a quality installation.

Products we supply and install include:

Standard sizes, plus specialist options based on design criteria.

New Homes - at construction phase

Review if the project requires the slab edge installed:
- Prior to slab pour as part of formwork set-out?
- Installed to the outside face of the slab.

Send us your plans if in doubt.

Existing Homes - improving performance of your concrete slab

Installation options will likely require a site visit to fully verify suiatbilty for a retrofit installation of Slab Edge insulation to existing concrete slabs.

H1 Compliance

  • R-Values of slab on grade has increased as a result of H1 (Energy Efficiency) clause of the New Zealand Building Code, effective Nov 2021
  • Both the Acceptable Solution H1/AS1 and Verification Method H1/VM1 for slab-on-ground are defined in the updated H1 Clause
  • Talk to us about options based on the build design


  • Product Selection options if not specified
  • Slab edge requires a proven durable protection system to endure the rigours of impact and external activities
  • Close the thermal envelope - by ensuring product is installed minimising risk of gaps.

Water Ingress

  • Product selection for specific applications is important
  • BRANZ recommend use of XPS as a core insulating material for slab edge insulation
  • H1 refers to full face of exposed masonry foundation/slab

A simple process

The earlier we can discuss your slab edge installation in your project design or build the better.

There are many considerations and options around project sequencing and the finishing of the slab edge.

1. Contact us.

Send us your plans

2. Free estimate

Based on the specifications in the drawing, and building consent requirements, we will complete an estimate and outline of works for your project.

3. Site Visit

For installation, most sites will require a site visit to verify as the project progresses. This ensures we can discuss the project with the site manager/builder and confirm sequencing of works.

4. Installation

Most projects require multiple visits to complete the works in stages.

For projects out of Auckland we can assist your local team.

Let's talk

Request an estimate - Supply & install, or Supply only for out of Auckland

Call us or complete the request form, we will be in touch with you to discuss and start the estimate.

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