12.5mm Knauf Performance Plus - High Performance Plasterboard - 1200mm x 3000mm
12.5mm Knauf Performance Plus - High Performance Plasterboard - 1200mm x 3000mm
- Product Code: A1-2212
- Delivery Time: 1 - 2 days
- Brand: Knauf (Tech. support: 08000304135)
- Model: 1200mm x 3000mm - 3.60m2
- Weight: 41.40kg
Our ratings on 03-07-2026:

4.8 out of 5
Show other thicknesses
Hide other thicknesses
12.5mm Knauf Performance Plus - High Performance Plasterboard - 1200mm x 3000mm
Width: 1200mm
Length: 3000mm
Board Coverage: 3.6m2
Density: 920kg/m3
Weight/m2: 11.5kg
Weight: 41.4kg
Thermal Conductivity: 0.240W/mK
Fire Rating (Reaction to Fire): A2(Limited combustibility)
12.5mm Knauf Performance Plus is a high-performance multi-use plasterboard featuring a distinctive grey face and a high-density core enriched with performance-enhancing ingredients. This innovative plasterboard is designed to provide superior levels of sound, moisture, fire, and impact resistance, making it an ideal choice for a variety of applications in both residential and commercial settings.
The high-density core not only contributes to the board's durability and strength but also enhances its acoustic properties, effectively reducing noise transmission between rooms for a more comfortable environment. Its moisture-resistant qualities make it suitable for use in areas prone to humidity, such as kitchens and bathrooms, while its fire-resistant features help improve safety in building design. Knauf Performance Plus is engineered to withstand impact, making it perfect for high-traffic areas where resilience is essential. It is available exclusively in a tapered edge option, allowing for a seamless finish that integrates well with other building materials.CHARACTERISTICS
- High-Performance Multi-Use Plasterboard: Designed for a variety of applications in residential and commercial settings.
- High-Density Core: Enhanced durability and strength, contributing to overall performance.
- Sound Resistance: Effectively reduces noise transmission between rooms for improved acoustic comfort.
- Moisture Resistance: Suitable for use in humid areas such as kitchens and bathrooms.
- Fire Resistance: Improves safety in building design by meeting fire safety standards.
- Impact Resistance: Engineered to withstand impact, making it ideal for high-traffic areas.
- Tapered Edge Option: Available exclusively in a tapered edge for a seamless finish with other building materials.
- Can be used with Knauf Metal Sections and accessories.
- Suitable for external walls from inside and the underside of roofs and decks,
- Suitable for areas, where high vapour resistance, fire resistant is needed.
- Ideal board for schools, hospitals and other large commercial projects.
- Compliance: EN520 Type A, D, F, H1, I & R
Brand: Knauf
Model: 1200mm x 3000mm - 3.60m2
Delivery Time: 1 - 2 days
15mm Knauf Performance Plus is a high-performance multi-use plasterboard featuring a distinctive grey face and a high-density core enriched with performance-enhancing ingredients. This innovative plasterboard is designed to provide superior levels of sound, moisture, fire, and impact resistance, mak..
Brand: Knauf
Model: 4.5m x 1.4m - 123.2m2
Delivery Time: 2 - 3 weeks
90mm Knauf Earthwool FrameTherm Roll is a lightweight, flexible, resilient and non-combustible glass mineral wool quilt, used for friction fitting between timber studs and rafters. The rolls are 1140mm wide and ready cut to produce 3 rolls in 380mm widths. It is specifically designed for friction fi..
Brand: Knauf
Model: 1200x2400 - 207.36m2
Delivery Time: 2 - 3 working days
12.5mm Knauf Wallboard is a high-quality gypsum-based plasterboard commonly used for interior wall and ceiling applications. It consists of a solid gypsum core encased in a durable paper lining on both sides. The plasterboard provides a smooth, flat surface that is easy to decorate with paint, wallp..
£827.76
£993.31 inc VAT
Brand: Knauf
Model: 625mm x 2400mm - 1.5m2
Delivery Time: 2 - 4 days
Knauf Safeboard is an X-ray shielding plasterboard with a barium sulphate core that effectively and significantly reduces the amount of lead needed within X-ray shielding partitions in a wide range of applications within the healthcare sector, and in many cases removing the need for lead altog..
Guide Price: £76.26
£91.51 inc VAT
Brand: Knauf
Model: 600mm x 1200mm - 0.72m2
Delivery Time: 1 - 2 working days
18mm Knauf Gifafloor 18 is a high performance high density gypsum fibreboard floor panel used to create raised floors over pedestals with incredible strength. it is a high-quality, interlocking tongue and grooved floor board system bonded together to form a flat screed like surface. Knauf Gifafloor ..
Guide Price: £28.70
£34.44 inc VAT
Brand: Knauf
Model: 1200x455mm - 5.46m2
Delivery Time: 2 - 3 working days
75mm Knauf DriTherm 34 Super Cavity Slab is a high-performance insulation product specifically designed for use in external full-fill masonry cavity walls. These water-repellent glass mineral wool slabs provide exceptional thermal performance, making them an ideal choice for enhancing energy efficie..
Guide Price: £72.57
£87.08 inc VAT






