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ASA Roofing Sheets and Synthetic Resin Roof Tiles

HESU manufactures ASA roofing sheets, ASA-PVC co-extruded roof sheets and synthetic resin roof tiles for residential, commerciale, agricultural and selected industrial roofing projects.

UN Lastra di copertura ASA is a profiled plastic roof panel that uses ASA weather-resistant resin on the exposed surface. The ASA layer helps protect the roof surface from sunlight, outdoor weathering, and premature color change, while the structural body and profile geometry provide sheet rigidity. Within HESU’s tipi di lamiera di copertura, ASA profiles are intended for residential, industrial, agricolo, costiero, and selected renovation applications.

Tegola in resina sintetica ASA

Tile-profile ASA roofing for villas, case, resorts and architectural roofs requiring coordinated main tiles and matching roof accessories.

View ASA Resin Roof Tiles

Resin roof ridge tile for synthetic roofing systems

Tegola per colmo del tetto in resina

Ridge and hip components used to finish horizontal peaks, diagonal roof lines and exposed ends in compatible synthetic resin roofing systems.

View Resin Ridge Tiles

Three-way roof ridge connector for resin roof tiles

3-Connettore del colmo del tetto

A profile-compatible junction component for roof designs where three ridge or hip directions meet at one connection point.

View 3-Way Connector

Four-way roof ridge connector for multi-slope roofs

4-Connettore del colmo del tetto

An apex connector designed for multi-slope roofs where four hip or ridge directions converge at a central roof point.

View 4-Way Connector

ASA Roofing Sheet Structure and Profile Specifications

ASA, or acrylonitrile styrene acrylate, functions as the exposed weathering layer rather than the entire roofing sheet. In a co-extruded system, the ASA surface supports outdoor weather resistance, while the underlying resin body supplies thickness, stabilità del profilo, and mechanical support. The layers must remain compatible and evenly bonded across the finished panel. ASA roofing sheet is also a product-family term rather than one tile shape. Projects requiring a traditional curved profile should review the Tegola in resina sintetica ASA separately.

Product category

Lastra di copertura ASA

Surface structure

Exposed ASA weathering surface with a compatible structural resin body

Illustrated profile width

1050 mm

Larghezza di copertura effettiva

960 mm

Wavelength

220 mm

Wave height

30 mm

Spessore

Confirm according to the selected profile and current production drawing

Sheet length

Customised according to order and transport requirements

Sheet weight

Varies according to thickness and material structure

Colore

Available options subject to the selected product series

Available product forms

Ondulato, tile-style and selected customised profiles

Matching components

Main ridge tiles, tegole del colmo dell'anca, end pieces, 3-connettori di modo, 4-way connectors and compatible fixing components

Typical applications

Residenziale, villa, resort, agricolo, industrial, coastal and selected roof-renovation projects

IL 1050 mm total width, 960 larghezza effettiva mm, 220 mm wavelength and 30 mm wave height apply only to the illustrated ASA roofing profile. Dimensioni, spessore, weight, installed coverage and accessory fit must be confirmed from the current production drawing for the selected profile.

The dimensions above apply only to the illustrated profile. Total width and effective coverage differ because adjacent sheets overlap during installation, while sheet weight varies with thickness and material structure. Final roof calculations should use the current production drawing for the selected profile rather than applying one set of dimensions to every ASA roofing sheet.

How ASA PVC Roof Tile Surface, Profile and Installation Work Together

ASA roofing performance depends on the surface layer, corpo strutturale, geometria del profilo, and installation conditions working as one roof system:

Weathering surface:The ASA layer is intended to improve resistance to sunlight, piovere, umidità, and outdoor color change. Actual performance depends on the ASA material, sistema di pigmenti, surface consistency, production control, and exposure conditions.
Structural profile:Thickness alone does not determine roof performance. Wave geometry, copertura efficace, spaziatura del supporto, direzione di sovrapposizione, and fastener placement also affect handling strength and water drainage. IL ASA vs PVC roofing sheet comparison explains how surface and body materials differ.
Corrosion environment:The non-metallic sheet body does not rust like steel, which can make ASA roofing relevant to humid, costiero, agricolo, and selected industrial environments. Elementi di fissaggio, lampeggianti, and accessories must still suit the same exposure conditions.
Thermal and acoustic behavior:Resin sheets respond differently from thin metal panels, but an ASA roofing sheet is not automatically an insulated roof assembly. Indoor temperature and rain-noise performance also depend on ventilation, strati del soffitto, isolamento, roof color, and building design.

ASA Roofing Sheet Colors and Surface Appearance

ASA roofing sheets are available in different colours for residential, commercial and project roofing. Colour availability depends on the selected profile, ASA surface formulation, order quantity and current production plan. The final colour should be confirmed from a physical sample or approved colour reference before production. Screen images may differ from the finished sheet because of display settings, lighting and surface texture. For projects requiring repeated supply, buyers should confirm the colour code, surface finish and production standard in the purchase specification to reduce variation between separate production batches.

ASA Roofing Sheet Profiles for Different Roof Designs

ASA roofing sheet is a product family rather than one fixed profile. HESU supplies tile-style and selected corrugated profiles according to the required roof appearance, copertura efficace, drainage design and accessory system. Tile-profile ASA roofing sheets are commonly supplied for villas, case, resorts and architectural roofing projects. Corrugated or lower-profile sheets may be considered for selected agricultural, commercial and industrial roofs. Each profile has its own total width, copertura efficace, wave geometry, overlap arrangement and compatible accessories. Buyers should use the current production drawing for roof-area calculations and accessory selection.

ASA Roofing Sheets for Different Projects

ASA roofing sheets fit several roof types when the selected profile, disposizione del supporto, and accessories match the application:

Residential homes and villas

Tile-style ASA profiles can support projects where roof appearance, lower roof weight, and coordinated ridge accessories are important.

Industrial and agricultural buildings

Corrugated or profiled sheets may suit workshops, magazzini, livestock buildings, and structures exposed to humidity or corrosive conditions. Ventilation, chemical compatibility, and fastener selection still require project review.

Coastal and humid environments

The non-rusting sheet body can reduce the corrosion risk associated with exposed metal panels. Viti, rondelle, lampeggianti, and edge details must also be compatible with the environment.

Renovation roofs

Lower sheet weight may help where an existing structure has limited reserve capacity, but the deck, drenaggio, caricamento, attachment points, and local requirements must be checked before overlay installation.

What Controls ASA Roofing Sheet Performance?

Reliable ASA roofing performance depends on the complete material and roof system rather than one headline claim. Important variables include ASA surface consistency, bonding between layers, structural-body formulation, geometria del profilo, spessore della lamiera, copertura efficace, and production tolerances.

Installation variables are equally important. Spaziatura del supporto, fixing-hole allowance, movimento termico, posizione della vite, rondelle di tenuta, ridge details, and side or end laps can affect cracking, deformazione, leakage, and long-term appearance. Fire classification, accelerated weathering, resistenza agli urti, warranty coverage, and expected service life should only be stated when current evidence identifies the same product, spessore, metodo di prova, and result.

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FAQ About ASA PVC Roofing Sheets

What thickness options are available for ASA roofing sheets?

Available thickness depends on the selected ASA roofing profile and current production drawing. Thickness must be read together with profile geometry, copertura efficace, spaziatura del supporto, e condizioni applicative; it should not be used as the only indicator of roof strength.

What affects the service life of an ASA roofing sheet?

Service life depends on ASA surface quality, incollaggio degli strati, structural formulation, orientamento del tetto, Esposizione ai raggi UV, temperatura, spaziatura del supporto, fissaggio, esposizione chimica, and maintenance. A universal lifespan should not be stated without product-specific evidence and defined warranty conditions.

Can ASA roofing sheets be used in coastal or industrial areas?

The resin-based sheet body does not rust, making ASA roofing relevant to humid and salt-air environments. Coastal or industrial performance also depends on corrosion-resistant fasteners, rondelle, lampeggianti, support materials, correct overlaps, and compatibility with the chemicals present at the site.

How should ASA roofing sheet fire performance be verified?

Fire performance must be confirmed from a current test report for the same sheet structure and thickness. The applicable classification, metodo di prova, installation assembly, and local building requirements should be identified before any fire-resistance claim is applied to a project.

Can ASA roofing sheets be installed over an existing roof?

ASA roofing sheets may be considered for some renovation roofs, but direct installation over an existing roof is not automatically suitable. The existing structure, condizione del ponte, drenaggio, pendenza del tetto, attachment points, additional load, and local requirements must be checked before an overlay system is specified.