Architectural coatings or paints are

paint Paint is any pigmented liquid, liquefiable, or solid mastic composition that, after application to a substrate in a thin layer, converts to a solid film. It is most commonly used to protect, color, or provide texture. Paint can be made in many ...

s and other

coating A coating is a covering that is applied to the surface of an object, usually referred to as the Substrate (materials science), substrate. The purpose of applying the coating may be decorative, functional, or both. Coatings may be applied as liquid ...

s used to paint the exteriors and interiors of buildings, often calle
exterior wall coatings
or external masonry coatings. Clear

varnish Varnish is a clear transparent hard protective coating or film. It is not a stain. It usually has a yellowish shade from the manufacturing process and materials used, but it may also be pigmented as desired, and is sold commercially in various ...

es and

lacquer Lacquer is a type of hard and usually shiny coating or finish applied to materials such as wood or metal. It is most often made from resin extracted from trees and waxes and has been in use since antiquity. Asian lacquerware, which may be ca ...

s are generally excluded. Such products are usually designated for specific purposes such as roof coatings, wall paints, or deck finishes. Coatings are eco-friendly building material that increases the efficiency of energy used and reduces impact on human well-being and the environment. The coatings are typically applied with brushes, rollers or sprayers. Wall coatings are generally not suitable for amateur or DIY application as the installation of a wall coating typically requires not only training and skill, but specialist equipment such as a paint spraying machine. Most masonry surfaces can be treated an exterior wall coating, such as render, pebbledash, stone, stucco or brick. Most coatings are designed to be microporous in nature, allowing captive moisture within the wall to evaporate outside, whilst not allowing the passage of water to be drawn inside the building, thus largely providing a secondary feature apart from decoration, and that is to weatherproof a wall, and to stop damp forming inside the building. These coatings are intended for on-site application and do not include "factory-applied coatings for building products such as

vinyl siding Vinyl siding is plastic exterior siding for houses and small apartment buildings, used for decoration and weatherproofing, imitating wood clapboardbatten board and batten or shakes, and used instead of other materials such as aluminum siding, al ...

or aluminium window frames

hat A hat is a head covering which is worn for various reasons, including protection against weather conditions, ceremonial reasons such as university graduation, religious reasons, safety, or as a fashion accessory. Hats which incorporate mecha ...

may ultimately be used for architectural end-uses".

References

{{reflist, refs= Harry E. Ashton
"Architectural Coatings".
Chapter 59 of ''Paint and Coating Testing Manual: 14th Edition of the Gardner–Sward Handbook''. Joseph V. Koleske, ed. ASTM International, 1995. p. 696. Retrieved 10 January 2016. {{ISBN, 0803120605 Harry E. Ashton
"Architectural Coatings".
Chapter 59 of ''Paint and Coating Testing Manual: 14th Edition of the Gardner–Sward Handbook''. Joseph V. Koleske, ed. ASTM International, 1995. p. 701-702. Retrieved 10 January 2016. {{ISBN, 0803120605 Defining Architectural Paint Products for the Purposes of the Assessment.
Retrieved 10 January 2016. Rogers, Neal

ASTM monograph. January 2012. Retrieved 10 January 2016. DOI 10.1520/MNL12240M Coatings Painting materials Architectural terminology

See also

References