With the improvement of economic level, people's requirements for living conditions are also getting higher and higher. Especially for northern regions in the cold winter, people can use the insulation layer on the roof during the construction of the house in order to allow the indoor temperature to meet the normal living requirements. How does that roof insulation work? What kind of material is better for roof insulation ? Next, let's take a look!

How to do roof insulation :

1、Insulation material

a, according to the characteristics of insulation materials and construction technology, divided into three kinds of bulk materials, on-site pouring mix and plate materials. Bulk materials are made of expanded perlite, vermiculite, slag, etc. Because these bulk materials are easily affected by wind and other factors during construction, they are not easy to be shaped, and construction is difficult. Therefore, they are rarely used in practice.

b. On-site pouring type thermal insulation material is made by cementing and stirring aggregates, cement, lime, etc., and has good processability. However, if it is proposed for construction in the wet state, vents should be provided in the thermal insulation layer to distribute the moisture.

C. Plates are made from benzene plates, aerated concrete plates, etc. This kind of material is widely used, and the construction speed is fast, and the heat preservation effect is good. It is recommended to use two or more layers of plates to make up the insulation layer during construction.

2, the location of the insulation layer

a. The insulation layer is located between the structural layer and the waterproof layer. It is currently the most common practice. The insulation layer is installed on the low temperature side of the roof system. It not only has a good thermal insulation effect but also conforms to the principle of stress. The structure is also simple. It is recommended to install a vapor barrier beneath the insulation during construction.

b. The insulation layer is set above the waterproof layer. This practice has special requirements for the insulation material. It is recommended to use hydrophobic materials with low hygroscopicity and strong weather resistance, and to add reinforced concrete and bricks on the insulation layer. Cover.

C. Insulation layer and structure layer combination: Although this kind of insulation practice is rare, but this kind of practice can make the roof board have the double function of structural layer and insulation layer at the same time, can also reduce the construction cost.

Which material is better for roof insulation :

1, XPS extruded board

XPS extruded board has high compressive strength, good moisture resistance, and good environmental performance. Lightweight and easy to transport construction, and good insulation effect, more for roof insulation, ground moisturizing and other projects, but the price is higher.

2, EPS polystyrene board

EPS polystyrene board has good anti-corrosion performance, good insulation effect, relatively cheap price, but poor compressive strength and fire resistance, and is suitable for vehicles, ship refrigeration equipment and refrigerators and other projects.

3, expanded perlite block

The expanded perlite blocks are non-toxic, odorless, high compressive strength, non-perishable, general insulation effects, and high prices, applicable to a variety of wall insulation such as roofing, swimming pools, and cold storage.

4, rock wool insulation board

Rock wool insulation board is low in price, high in fire resistance, and good in insulation and sound insulation. However, its compressive strength is low and it is inconvenient for construction. It is suitable for firewalls, elevator shafts and other projects.

Article Summary: The above is to introduce the roof insulation and roof insulation of how to do what material to use good content, I believe we looked for roof insulation after a certain understanding, later if the need for more relevant content, welcome Pay attention to this website information.

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