FAQs
You've got questions, we've got answers!
Your go to guide for everything you need to know about building with Prime Portables.
Wherever you are on your building journey, from just starting out or getting ready for handover, we’re here to provide answers, clarity and confidence.
About
Prime Portables
Who is prime portables
Prime Portables is a family owned business based in Mansfield, Victoria. We design, build, and deliver factory constructed modular homes, granny flats, and studios across North East Victoria.
What types of buildings do you offer?
We specialise in:
- Granny flats and Dependent Persons Units (DPUs)
- Modular homes (1 to 4 bedrooms)
- Studios and secondary dwellings
Is there a difference between a granny flat and a modular home?
Technically, no. The terms are often used interchangeably. “Modular home” reflects a more modern building method and language, while “granny flat” often refers to smaller secondary dwellings. All are factory built, permanent homes.
Where are your homes built?
All Prime Portables homes are built in our factory in Mansfield, Victoria.
Pricing and value
How much does a modular home cost?
We offer indicative pricing on all standard floor plans. Pricing depends on size, site-specific requirements, and optional upgrades. You can contact us for a tailored quote.
What makes your homes more affordable than traditional builds?
Factory based construction means fewer weather delays, faster timelines, and reduced labour costs. We pass these savings directly on to our clients.
Are there hidden costs?
We’re fully transparent. Planning permits, soil reports, BAL ((bushfire attack level)) and thermal assessments are invoiced separately from the build cost. We’ll take you through all of these costs during your consultation.
What’s included in the price?
Our prices include design, construction, delivery, and installation. We’ll outline everything upfront, there’s no hidden costs.
What’s included in the standard price?
Our homes include:
- 7 star energy rating
- Fully insulated walls, ceilings, and subfloors
- Double glazed windows
- Painted interior/exterior
- Full kitchen and bathroom fit out
- LED lighting, power points, and appliances
- Hybrid flooring and carpeted bedrooms
What upgrades are available?
Options include:
- Stone benchtops
- Tiled splashbacks
- Ceiling fans in living areas
- Higher end appliances
- Blockout blinds
- Reverse cycle heating/cooling
- Alternative cladding
Permits
and approvals
Do I need a permit for a modular home or a granny flat?
Yes. All buildings require a building permit. Some sites will also need a planning permit depending on local council regulations.
Do I need council permits for a granny flat or a secondary dwelling?
In most cases, yes. We’ll assess your land during our site inspection and manage all the necessary building and planning permits on your behalf.
Do you take care of council permits?
Yes. We manage all relevant paperwork, including permits and planning approvals.
Do you handle permits and documentation?
Absolutely. We take care of working drawings, soil reports, bushfire (BAL) assessments, thermal assessments, and council liaison.
What documents do you need from me?
To get started, we’ll ask for a copy of your site plan, property title, and any local overlays affecting your property.
Site, delivery
and installation
Where do you deliver homes to?
We primarily service North East Victoria and surrounding regions. Get in touch to confirm if we deliver to your area.
Do you deliver outside Mansfield?
Yes! We service North East Victoria and surrounding regions.
How long does it take to build and deliver a modular home?
Most builds take 10 to12 weeks from contract to delivery, depending on design and approvals.
How long does the whole process take?
From your first enquiry to move in, most builds are completed within 4 to6 months. The factory build phase takes around 12 to16 weeks.
What is the delivery process like?
Once the home is complete in our factory, it’s transported and installed on your site. We also complete steps, skirting, services, and any decking chosen.
Do I need to prepare my land before delivery?
We’ll assess your site and provide guidance, but typically, clear access and levelled ground are needed.
How long does installation take?
After factory completion (approx. 12 to16 weeks), on site installation and connection can take 1 to 3 weeks depending on the complexity.
Living in a
modular home
Can these homes be lived in permanently?
Yes. All homes are Class 1A compliant—built to the standard required for full time occupancy.
How energy efficient are your homes?
Our homes are 7 star rated, insulated, and fitted with energy efficient appliances and windows.
Can I add on later?
Yes. Depending on your design and site, we can discuss options for future expansion.