the best methods for roofing system insulation.

Roofing system insulation techniques are split into 3 classifications: inflexible board, non-rigid, and sprayed polyurethane foam. Stiff boards are frequently made use of in low-slope assemblies, and some common insulation products are polyisocyanurate, extruded polystyrene as well as mineral wool. Non-rigid insulation is primarily made use of for attic areas as well as pre-engineered buildings.

Cover boards are slim layers of insulation, such as timber fiberboard, perlite, dense polyisocyanurate and also glass-mat plaster. Cover boards are positioned over the primary thermal insulation to improve its physical residential or commercial properties:

Improved fire resistance
Compressive toughness
Security from roofing foot web traffic
Stopping blistering and shrinkage
Wind uplift resistance
Improved compatibility.

Cover boards are additionally used in reroofing to improve the application surface. They cover joints between insulation boards, and give a splitting up layer in between the existing as well as brand-new roof membranes.
Stiff Insulation Boards

Stiff insulation boards, also referred to as board-stock insulation, supply enough compressive strength to support the roof membrane layer as well as its tons. Besides providing assistance for the roofing membrane layer, stiff insulation likewise supplies a consistent surface area for membrane application and also enhanced hail resistance. Right here is a checklist of the common types of stiff insulation boards readily available:

Perlite: An open-cell reduced R-value insulation utilized as a cover board, which provides good fire resistance however sheds compressive toughness when revealed to water. 1/2″ boards have a better percentage of organic material compared with thicker boards. When hot asphalt is used it can trigger blistering, and therefore perlite is typically not recommended.

Polyisocyanurate: A high R-value plastic foam insulation used in low-slope roof coverings. It has a greater resistance to fire compared to polystyrene, yet this must be validated with producers if a thermal barrier is needed. Polyisocyanurate insulation always features facers, thin sheets on both faces, because they are essential in the manufacturing process. When subject to high website traffic, foam insulation can compress and also facers can flake. Polyisocyanurate will certainly soak up dampness when exposed to a leakages. This creates the insulation to shed its R-value, making a substitute necessary, unlike polystyrene which can be recycled. Note that polyisocyanurate is cheaper than extruded polystyrene.


Compound boards: Compound boards are made of 2 layers of different insulation types, which are laminated flooring with each other in a factory. The major insulation is typically polyisocyanurate or EPS; and also the 2nd layer can be perlite, plywood, timber fiber board or plaster board. Generally, the additional layer will be the leading surface area of the board. Having a strong mechanical accessory in between both layers is vital, or otherwise the additional layer can fall off.

Polystyrene: There are two sorts of polystyrene insulation, increased polystyrene (EPS) and extruded polystyrene (XPS), each with one-of-a-kind residential properties. Polystyrene is a type of plastic foam, for that reason it should be made use of with caution in circumstances where hot roofing products are utilized.

Expanded Polystyrene (EPS): EPS is often referred to as bead-board or molded expanded polystyrene, and it is a low-density item with moderate R-value. EPS does not give high water vapor resistance, and also will certainly disintegrate when revealed to solvent-based adhesives as well as hot asphalt. If any of these products is utilized, a cover board needs to be set up over the insulation. Unlike various other plastic foam insulations, EPS will certainly not thermally age since its cells are filled with air.
Extruded Polystyrene (XPS): Extruded polystyrene has a high R-value as well as great resistance versus water vapor. However, comparable to EPS, it ought to not be subjected to warm asphalt, solvents or exceptionally heats. Compared with polyisocyanurate, XPS offers the possibility of reuse considering that it does not absorb water. XPS insulation likewise has a lower life cycle price than polyisocyanurate insulation.

Covering, Batt, and Blown-In Insulation

This insulation is typically made use of for attic rooms and roofings of pre-engineered metal structures. Batt insulation is factory-cut into basic lengths and packed without rolling, while blanket insulation is available in rolls. One of the most typical product for batt and blanket insulation is fiberglass, which is additionally available as a blown-in item. Other materials include mineral wool, which has greater compressive stamina than fiberglass; and also cellulose from recycled newsprint, which is readily available for blown-in insulation and can be treated to resist fire as well as mold.

Splashed Polyurethane Foam Insulation

Sprayed polyurethane foam (SPF) insulation systems are self-adhering, two-component materials. They are straight related to roof covering decks, and can act as insulation as well as air obstacle when put on the bottom. SPF insulation is available in closed-cell or open-cell versions, with different degrees of vapor permeability. It can be used on its own, or as a key roofing covering in combinations of protective coverings.

Now allows speak about a new method hyperdesmo.

Amazing roofing system waterproofing – Urban warmth islands and sustainable cities

Awesome Roofing – HYPERDESMO

Great Roof Covering – HYPERDESMOCool Roofing – HYPERDESMOCool Roofing System – HYPERDESMO

The sensation of metropolitan warmth islands is located in cities and also defines the temperature difference between metropolitan as well as backwoods which sometimes rises to 4 ° C. Researches cite that earth’s ordinary temperature level will increase between 2 and also 4 degrees Celsius within this century. Among the major reasons that contribute to this sensation, is the concrete facilities and also high density-materials discovered in city environments as well as which absorb higher amounts of warmth contrasted to rural areas. An essential aspect is the low solar reflectance of metropolitan environments which brings about the absorption of thermal energy and also is launched later as warmth in the setting.

Furthermore, the use of vehicles, air-condition systems and also other cause an additional boost in the thermal power put in as well as hence leading to temperature boosts. Actually, making use of air-conditioning devices is among the motorists of the around the world expanding energy need and also raises power usage at a huge scale in the property as well as commercial sectors.

Amazing roofings

Roofs are just one of one of the most revealed frameworks in buildings absorbing a great deal of warmth. In this regard, trendy roofs are considered among the most lasting and also affordable options to lower warmth island effect in cities as well as produce at the same time the ideal thermal comfort in buildings.

Amazing roofs is the term used for roof coverings that reflect over 65% of the sunlight’s rays contrasted to standard roofing systems which ward off less than 15%. Great roof coverings have the ability to drive away warm since the products utilized to layer them, offer high solar reflectance.

Research studies have revealed that the average energy-saving impact of cool roof coverings ranges from 15% to 35.7% in different climatic zones and the ordinary roofing surface area temperature level decrease is feasible from 1.4 ˚C to approximately 4.7 ˚C.

The development of a great roof covering boosts the power effectiveness of structures and sustains the development in metropolitan sustainability for cooler as well as much healthier atmospheres with much better air quality, minimizing the city heat island sensation.

So we have actually taken a look at the best ways for roofing system insulation (μονωση ταρατσασ) as well as likewise we have actually talked about cool roofing systems and hyperdesmo roof insulation (μονώσεισ ταρατσών hyperdesmo ).