Looking to install or upgrade the insulation in your home?
Our qualified team at G-Force is here to help

Insulation is one of the biggest and most important investments you can make for your home.
It’s essential for making your home healthier and more comfortable, and it can save you money on your power bill.
Insulation has a huge range of benefits

Cooling your home in summer
In summer, heat moves from your ceiling cavity and outdoors, into your home. Insulation slows this transfer of heat, keeping your home cooler and more comfortable.

Keeping you warmer in winter
Insulation will slow the rate of heat loss through your ceiling, floors and walls, keeping your home warmer and saving you money on heating costs.
Industry figures state that without insulation, 30-35% of heat is lost through the ceiling, 12-14% through floors and 18-25% through your walls.

Making things quieter
Insulation provides a buffer to prevent noise from outside, coming in.
Where do I start?
We have different options for ceiling, wall and underfloor insulation. Here’s why each step is important:

Step One – Ceiling
Start with the Ceiling
Your ceiling is where the greatest amount of heat loss occurs, so it makes sense to look at insulating this first.
Like a blanket, ceiling insulation traps heat – keeping your home dry and warm in winter and cool in summer.
Quality ceiling insulation is also a great way to combat mould and condensation issues.
We have a range of ceiling insulation options, in segments or rolls, to suit climates throughout the country.
Step Two – Underfloor
Underfloor solutions
Don’t let that heat escape – your underfloor area is the next part of your home to insulate once the ceiling is sorted.
If you have a timber floor in your home, chances are there is space underneath your floor that will allow us to fix insulation to the underside of the timber.
Insulating your underfloor will prevent heat loss and help eliminate draughts between floorboards, making your floor warmer to walk on in winter.
We’re specialists in retrofitting and new build insulation installations, talk to us about an on-site insulation assessment to find the right solution for your home.


Step Three – Walls
Warmth for your Walls & less noise
Install wall insulation and you’ll love the difference it makes to your power bill.
Like ceiling and underfloor insulation, wall insulation is a great way to reduce heat loss or gain.
If your late-night movies are keeping the kids awake, or a neighbour has taken up the drums, acoustic wall insulation also provides an effective buffer against noise.
Whether you’re building new, renovating, or retrofitting an older home, your insulation installation requirements will differ. We can provide expert advice and solutions to suit all homes.
Ongoing Service & Expert Advice
At G-Force, we pride ourselves on our extensive customer service and after-sales support. Our team is very knowledgeable and they’re just a phone call or email away.
Frequently Asked Questions
What insulation products does G-Force use?
Earthwool® glasswool is our first choice for insulation products, but we do also install polyester insulation when required.
Earthwool® glasswool insulation is made using recycled glass and offers the most environmentally friendly, energy-efficient products on the market. It’s also great value for money.
We only install insulation products that comply with all NZ insulation manufacturing and building standards.
All of the products that we install are backed by a 50-year manufacturers guarantee. This means that if the insulation is installed correctly and is maintained in dry conditions, then it will hold its thermal properties for 50 years.
Is it safe for my family?
How long will it take to install the insulation?
It takes approximately half a day to install ceiling insulation and half a day to install underfloor insulation.
After the work is complete, we will provide you with a Compliance Certificate that states that the work has been carried out in accordance with the building standard for insulation.
What is an insulation assessment?
They are looking to see what the existing insulation levels are of the property and what type of insulation is already there (if any).
After we have completed our assessment and understand your needs, we will discuss what your options are for insulating the property and provide you with a quote.
What are my insulation payment options?
Please visit our Financing page to see all your options.
You might also be eligible for the EECA Warmer Kiwi Homes grant – click here to see.