Can you use insulated plasterboard on a ceiling?

2 Answers from MyBuilder Plasterers this is definitely possible, when overboarding your ceiling with insulated plasterboards, ensure you get the right fixings to fix through the insulated plasterboards and the existing ceiling into your timber ceiling joists.

What size does insulated plasterboard come in?

Types of plasterboard panels Plasterboards usually come in three thicknesses, 9.5 mm-used for ceilings, and 12.5 mm and 15 mm-used for walls. Insulation plasterboards (PIR) vary in insulation thickness from 25 mm to 65 mm, with 9.5mm and 12,5mm plasterboard base.

Can you get insulated plasterboard?

Insulated plasterboard Thermal insulation board is bonded to the back of the plasterboard which helps give a swift installation. It can also be a cost-effective solution to insulating your walls as the insulated plasterboard may be cheaper than buying both constituent parts.

Will insulated plasterboard stop condensation?

Insulated plasterboard can be a great way to stop condensation on external walls. By adding a layer of insulation, you raise the surface temperature of the wall. This will mean that it no longer acts as a dew point for warm moist air.

Why is insulated plasterboard so expensive?

The ability to install this insulation quickly as its a two in one solution is a huge advantage. The disadvantage of this insulation is that it is very expensive. This is due to the process involved in bonding the two types of material together.

Does insulated plasterboard have a Vapour barrier?

Moisture resistant Insulated Plasterboard is backed with rigid polyisocyanurate foam and two vapour barriers which are specially designed to use in wall linens and internal wall partitions. These boards are mostly used where both high thermal performance and high moisture resistance is required.

Do you plasterboard walls or ceiling first?

Walls First If you add drywall to the walls. Then add drywall to the ceiling. The ceiling drywall will be unsupported along the entire length of the one wall.

What is best plasterboard for ceiling?

For a standard wall, you should purchase plasterboard with a thickness of 12mm and for a ceiling, the preferable thickness of drywall is around 12.5mm. For a bathroom ceiling, you should choose a plasterboard with a thickness of either 12mm or 12.5mm.

What type of insulation is best for ceilings?

Typical recommendations for exterior walls are R-13 to R-23, while R-30, R-38 and R-49 are common for ceilings and attic spaces. See the Department of Energy’s (DOE) ranges for recommended levels of insulation below.

Is it worth using insulated plasterboard?

I would never use the plasterboard with insulated attached. It’s more expensive than buying the pieces separately. The quality of the insulation boards is not the best there are better ones available where you can get the best insulation properties for the thickness you need/desire.

What makes a 30mm Gyproc wall board insulated?

30mm Gyproc Thermaline Basic is a Gyproc wall board factory-bonded to an expanded polystyrene insulant that is both CFC and HCFC-free. The Gyproc board consists of an aerated gypsum core encased in, and firmly bonded to, strong paper liners. The expanded polystyrene insulant is then further bonded to the finished plasterboard.

Which is the best insulated plasterboard for wall installation?

With an install time nearly twice as fast as other insulation and plasterboard systems, Kingspan Kooltherm K17 Insulated Plasterboard is designed to help you win. Watch it take down glasswool batts and foil-faced polystyrene board in our Man vs Wall installation challenge.

What makes Gyproc plasterboard suitable for drylining?

The Gyproc board consists of an aerated gypsum core encased in, and firmly bonded to, strong paper liners. The expanded polystyrene insulant is then further bonded to the finished plasterboard. It is a plasterboard suitable for drylining internal surfaces. Available in tapered edge only.

What is the thermal conductivity of plasterboard?

Technical & downloads Thermal conductivity 0.018 W/mK across all thicknesses Euroclass B-s1,d0 Inner (front) facing 12.5 mm A2,s1-d0 Euroclass plasterboard Core Premium performance lower-lambda rigid t Outer (reverse) facing Low emissivity composite foil