August 12, 2017 18:07

What is special oven tiles? One of the main distinguishing features of a specialized tile - water absorption coefficient of no more than 3%.Constantly faced with changes in temperature, the material undergoes a large load.Specialists who develop this type of finish, are closely monitoring her condition and carry out many experiments, before sending the goods to the store.Best tiles for stov...

August 12, 2017 18:07

main objective of emergency ventilation During a fire, to eliminate smoke, use ventilation units that supply air evacuation passages and staircases.When the emissions of toxic substances in the room air flow occurs as a result of the overflow of his adjoining rooms. To calculate the necessary air exchange in emergency mode, you need to take into account the non-stationary processes in the...

August 12, 2017 18:07

Features material Polypropylene pipes for sewage produced by hot extrusion of the stabilized polypropylene having a light gray color.The main advantages of such sewerage, compared to this kind of systems made of other materials, are: increased resistance to chemicals; excellent hydraulic properties; corrosion; absence overgrown section of the system; smooth surface; lightweight. ...

August 12, 2017 18:07

A variety of mixtures and components solutions are divided by type of binder, which is used in the initial mixture, and directly affects the quality of the subsequent material.There are: cement; mixed (made up of two binders); plaster; lime. For masonry furnace used only mineral binders, such as lime, clay, cement, gypsum.But organic and synthetic in such works do not apply. There...

August 12, 2017 18:07

As Astrakhan preparing for the heating season 2015? for the heating season 2015-2016.Astrakhan preparing very actively.The first object, provides a warm, - Hospitals, health centers, nurseries, kindergartens, schools, universities, etc.- Is almost completely ready to supply the coolant in the system.Actively carry out pressure testing and flushing of heating systems in all areas of the city...

August 12, 2017 18:07

How to choose the electricity meter? When choosing the place of installation of the meter need to follow a few rules.Namely: need to install a counter on the open visible place for good access to its performance; temperature in your chosen location should not fall below 0 ° C and not above + 40 ° C; place or area must be dry; meter or meter box should be attached to the rigid structur...

August 12, 2017 18:07

As Stavropol prepares for the heating season 2015? Preparations for the new winter season has passed under the standard scheme, the main principle of which was the elimination of a global breakdown in the heating system and replacement of worn-out equipment.pipes have been replaced, tested, most institutions of Stavropol on the suitability of the heating system for the cold season.Utilities...

August 12, 2017 18:07

As Taganrog prepares for the heating season 2015? repair the heating system in the city virtually came to an end so when include heating Taganrog, management companies should not be faced with adversity.As a rule, the preparation for the heating supply finished first in the educational and medical institutions.After all, when in Taganrog will give heating, these objects are the first to get...

August 12, 2017 18:07

Why you need to convert energy? exchanger has a small reservoir design parameters as using asynchronous type transformer, or rather its mechanical rotor circulation occurs without mechanized operations on the shaft.For the installation of transformer, which has in its structure an asynchronous electric motor, and enough of the heat exchanger 60 microfarads.You can identify these negative as...

August 12, 2017 18:07

Cabling PUE The first thing to consider is the rules of electrical devices.Such conditions grasp hold of electric light houses, offices, buildings, lighting, external objects, settlements, territories, institutions, advertising light panels, light icon, illumination, etc.Option, which is valid for today does not include requests for the protection of electrical installations against short ...