Please justify, why silicate paints, despite the many positive qualities, less than others, they are suitable for making topcoats in places of repair and reinforcement of concrete elements

Concrete coated with silicate paint no …

Please justify, why do not use dispersion fillers for smoothing substrates, if metallized or plastic wallpapers are not to be applied

Metallized wallpapers and plastic wallpapers create a very tight coating. Water contained in the adhesive mass …

In the representative room, on plaster made of PII mortar, already painted with dispersion paint, metallized wallpaper is to be applied. Please list the necessary steps for applying metallic wallpapers

These steps are as follows:

1) abrasion of the plaster surface;

2) repairing small damage to plaster …

Room walls, plastered with mortar from the PII group, covered with cork wallpaper. It is planned to cover the walls with textile wallpaper. Please list the necessary steps

These steps are as follows:

1) removal of cork wallpaper by soaking, detachment and detachment;
2) repairing small damage to plaster with the use of …

Old PVC windows are to be painted. Please list the necessary steps These steps are as follows:

1) cleaning the plastic with a mixture of a surfactant and ammonia solution and grinding with an abrasive cloth;

2) primed with polyurethane varnish;

3) topcoat with polyurethane varnish.

Apart from …

In the tank of the new sewage treatment plant, the built-in and already primed steel elements were intended for painting. About 10% the surface of steel elements shows corrosion. The coating must be resistant to the effects of wastewater with a pH value of 1. Please list the necessary painting activities …

A new floated plaster is to be made on the plaster of the Stair Mother. Please list one by one the works that make up its execution

The works related to the implementation of floated plaster are as follows:

1) sandblasting the existing plaster, repairing minor damage to plaster with gypsum-based putty;…

Hardened PVC is often used for the production of plastic windows and gutters. What coating materials can be applied to this material? What requirements should these coatings meet?

The following materials are suitable for rigid PVC components, giving coatings o …

Previously painted steel doors in stock are to be repainted. The old coating is made of lacquer on alkyd resins. The study showed, that approx. 65% the coating comes off. Please list and justify the necessary painting activities.The steps are as follows:…

The fuel oil tank in the boiler room is to be painted with an oil-resistant coating on the inside. Plaster, made of mortar from the PIH group, is new. A concrete floor was made on the floor, which has no signs of damage.
a) How high must the plinth be painted?
b) …