
Knauf Type A plasterboard, 12.5 mm
Standard board for basic interior plasterboard systems.
Application and technical data ↗VERIFIED PRODUCT GUIDE
Which material for which stage? Explore the main interior finishing groups and 20 selected products with separate pages, technical data and official sources.
This guide presents materials for information purposes. Selection depends on the substrate, conditions and complete system. It is not the manufacturer’s full catalogue of every size and product variant.
Full official Knauf catalogue ↗MATERIALS BY APPLICATION
Standard, impregnated and specialized boards.

Standard board for basic interior plasterboard systems.
Application and technical data ↗
Impregnated board for interior systems in moderate humidity.
Application and technical data ↗
Specialized gypsum board for systems with increased requirements.
Application and technical data ↗MATERIALS BY APPLICATION
CW, CD and UD — different roles in one system.

Metal CW profile for constructive solutions in dry construction.
Application and technical data ↗
Bearing and installation profile for suspended ceilings and front wall coverings.
Application and technical data ↗
Edging profile for ceilings and front wall coverings.
Application and technical data ↗MATERIALS BY APPLICATION
Fillings for walls, cladding and ceilings.
MATERIALS BY APPLICATION
Machine and hand materials for basic leveling.

Gypsum plaster for machine application to interior walls and ceilings.
Application and technical data ↗
Hand gypsum plaster for interior walls, ceilings and repair areas.
Application and technical data ↗
Lightweight machined gypsum plaster with light additions for the interior.
Application and technical data ↗
Super light machine gypsum plaster for single layer interior plastering.
Application and technical data ↗MATERIALS BY APPLICATION
From the joint to the finish surface.

Powdered gypsum joint filler for plasterboard systems.
Application and technical data ↗
Gypsum mixture for manual processing of joints with reinforcing tape.
Application and technical data ↗
Ready-made finishing putty for plasterboard, plasters and concrete in the interior.
Application and technical data ↗
Light ready putty for joints and surfaces with a suitable system.
Application and technical data ↗
Ready-to-use fine putty for joint finishing and general finishing.
Application and technical data ↗MATERIALS BY APPLICATION
Preparation according to absorbency and subsequent coating.
MATERIALS BY APPLICATION
A verified example from the International Catalogue.
How to estimate material quantities.
Read the guide ↗Why conditions must be checked for each material.
Read the guide ↗Tapes, screws, hangers and installation details.
Read the guide ↗Product images: Knauf. © Knauf Group. Sources checked: 10.09.2026.
FOR YOUR PROJECT
Enquiries about projects in different parts of Bulgaria are discussed individually according to scope, location and schedule.
Have the location, approximate area, current condition and preferred timing ready.