Building, in which the loss of voltage in the electric supply network may pose a threat to human life or health, it should be powered from at least two independent ones, samoczynnie załączających się źródeł energii elektrycznej oraz wyposażony w samoczynnie załączające …
Author Archives: lore
Installation of fire ventilation
The concept of fire ventilation is understood here as a system of smoke exhaust and exhaust ventilation that ensures the removal of smoke and hot gases generated during a fire and the air supply system to the zone, in which there is smoke, ensuring smoke buoyancy …
Calculation of escape routes
The width of horizontal escape routes is calculated in proportion to the number of people who can stay on a given floor of the building at the same time, assuming at least 0.6 me and 100 people but not less than 1.4 m. It is allowed to reduce this width to 1.2 m, if …
Painting with a roller
Painting with a roller.
Wide paint rollers are used to paint walls and ceilings 18-25 cm, covered with natural fur, often screwed onto extensions of various types. All corners can also be painted with a suitable roller: with a special fur coat, with fur shaped according to the shape of the corner, be …
Wood and glass – The original combination of both materials
Glass has always been present in furniture construction. However, a fascinating way to combine glass with wood, shown in the projects presented here, is a real masterpiece – in addition to my own idea and workmanship.
Glass is an unusual material – above all, exceptionally beautiful. Glass plates …
Rules for smoothing substrates for metallised wallpapers
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 …
How to stick metallic wallpapers?
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 …
How to replace cork wallpaper with textile?
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 …
Painting PVC windows
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 …
Basic design solutions of shut-off dampers and their characteristics
Basic design solutions of shut-off dampers and their characteristics.
In the case of fire ventilation cut-off dampers, in addition to design solutions, which are used with the fire dampers discussed earlier, wing flaps are also available on the market. The basic design difference has its justification …