ALUBUBBLE RADIANT BARRIER
Alububble Double Sided
Alububble Double Sided is a 4mm bubble foil radiant barrier with reflective facing on both sides. A standard roll provides 50m² nominal area and approximately 46m² effective coverage with a 100mm overlap. Its tested R1.58 value includes the specified air spaces.
Air Gaps
air gaps
Product Overview
Alububble Double Sided is a 4mm bubble foil radiant barrier with reflective foil facing on both sides. It is used beneath suitable roof coverings, particularly where the roof design calls for a double sided reflective barrier.
A standard roll has a nominal area of 50m² and approximately 46m² effective coverage with a 100mm overlap. The manufacturer reports an R1.58 result for a test assembly with a 40mm air gap above and a 60mm air gap below.
Key Benefits
- ✓Reflective foil facing on both sides
- ✓Radiant heat barrier for suitable roofs
- ✓46m² effective coverage per roll
- ✓Flexible bubble foil construction
- ✓Suitable for specified industrial roofs
- ✓Used with adjacent air spaces
- ✓Can be used beneath roof sheeting or tiles where specified
- ✓Available for supply by the roll
Typical Application
Double Sided Alububble is placed beneath a suitable roof covering as part of the specified roof assembly.
Technical Product Data
Alububble Double Sided Technical Specifications
Manufacturer Code 1983 has a polyethylene air-cell core with reflective foil laminate on both sides. The R-value below is for the specified tested assembly.
| Product range | Alububble Insulation |
|---|---|
| Product type | Roofing Insulation |
| Material | Radiant Barrier |
| Manufacturer code | 1983 |
| Nominal thickness | 4mm |
| Standard roll width | 1.25m |
| Standard roll length | Approximately 40m |
| Nominal roll area | 50m² |
| Effective coverage | 46m² with 100mm overlap |
| Tested R-value | R1.58m²·K/W with specified air gaps |
| Test air gaps | 40mm above and 60mm below |
| Mass per unit area | 254.65g/m² |
| Finished roll weight | 12.86kg |
| Facing | Reflective foil on both sides |
| Emissivity | <0.05 |
| Fire classification | B/B1/2/H under SANS 428 |
| Typical application | Specified domestic and industrial roofs |
Roof Insulation Applications
Where Is Alububble Double Sided Used?
The manufacturer particularly recommends Double Sided Alububble for industrial applications. It can also be used in suitable domestic roof assemblies. The roof design determines the fixing and support requirements.
Industrial Roofs
A double sided radiant barrier option for a suitably designed industrial roof assembly.
View Roof Insulation →
Commercial Roofs
Reflective foil on both faces where the project specifies a double sided bubble foil barrier.
View Alububble Range →
Domestic Roofs
An option beneath suitable roof tiles or sheeting when the roof specification calls for it.
View Radiant Barriers →Manufacturer Installation Notes
Alububble Double Sided Installation Guidance
These points summarise the manufacturer's Code 1983 specification and installation guide. The roofing contractor should follow the complete instructions for the roof design.
Need Alububble Double Sided Rolls?
Tell us your roof area and the quantity you need. We can help estimate roll coverage and quote for the supply of Alububble Double Sided.
Request a Supply QuoteProduct Documentation
Alububble Data Sheet & Installation Guidelines
View the Alububble data sheet and installation guidelines below. Both PDFs are available directly from Home Insulations.
Alububble Data Sheet
View the Alububble data sheet and technical specifications.
Alububble Installation Guidelines
View the installation guidelines for Alububble roof insulation.
Alububble Double Sided Information
Frequently Asked Questions
The supplied Code 1983 data sheet reports R1.58m²·K/W with a 40mm air gap above and a 60mm air gap below. This is the test assembly value, not the 4mm material alone.
A roll has 50m² nominal area and approximately 46m² effective coverage when allowing for a 100mm overlap. Allow separately for cuts and project waste.
Yes. Code 1983 has a polyethylene air-cell core laminated with reflective foil on both faces.
The Code 1983 documentation lists B/B1/2/H for the specified under-roof application. Use the current fire certificate for project approval.
The manufacturer particularly recommends it for industrial applications. It can also be specified for suitable domestic roof assemblies.
No. We supply Alububble Double Sided rolls. Arrange installation with your roofing contractor using the manufacturer's guidance.
Need Alububble Double Sided for Your Roof?
Tell us your roof area and the number of rolls you need. We can help calculate coverage, confirm current pricing and stock, and quote for supply with collection or delivery options.