Ava Exterior Window Sill - profile | Mouldex Composites
Ava Exterior Window Sill - detail view | Mouldex Composites
Ava Exterior Window Sill - detail view | Mouldex Composites
Ava Exterior Window Sill - profile | Mouldex Composites
Ava Exterior Window Sill - detail view | Mouldex Composites
Ava Exterior Window Sill - detail view | Mouldex Composites

SKU: MX215

Ava Exterior Window Sill

$70.59 per 8' Length ($8.82/Ft)

Curved sections are available on request.

  • Height5 inches
  • Depth4-1/4 inches
  • Bottom2-1/8 inches
  • Length8 feet

The Ava is a deep-projection exterior window sill designed to combine a moderate vertical scale with a significant horizontal overhang. Its profile is defined by a bold, convex bullnose curve that creates a graceful transition from the top wash down to the bottom edge.

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This profile can be custom modified or shaped into arches to suit specific site needs. It has the hand-tooled look of historic carved stone, with a low-maintenance masonry finish and a deep-set integrated drip edge that helps protect the wall below.

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Technical Specifications

Height5 inches
Depth4-1/4 inches
Bottom2-1/8 inches
Length8 feet
Price$70.59 per 8' Length ($8.82/Ft)Curved sections are available on request.
Core MaterialEPS foam core (ASTM C578 Type I) with a polymer-modified cementitious coating, approx. 3/16 in thick, reinforced with alkali-resistant fiberglass mesh.
Moisture & MovementMoisture-inert core that won't rot; near-zero joint expansion; designed for freeze-thaw exposure.
WeightA fraction of the weight of precast concrete.
Read moreStandard lengths can be installed by one person, with no heavy wall reinforcement or lifting equipment.
InstallationExterior adhesive, with mechanical fasteners where the Mouldex installation guidelines require.
Read moreFor stucco, EIFS, brick, stone veneer, siding and ICF.
FinishingArrives in a uniform cement-gray finish.
Read morePrime, then paint with a quality exterior acrylic latex paint or texture.
FireFire-rated options are available on request with a Class A fire rating (flame spread 25, smoke developed 110) that helps meet ASTM E-84 and UL 263.
CustomizationCNC-cut to custom profiles, arches and ellipticals, typically within 7 to 10 business days of design approval.

Exterior Moldings Summary

Inorganic composition icon

Inorganic Composition

Moisture-inert. Won't rot or warp, and less susceptible to cracking.

Versatile compatibility icon

Versatile Compatibility

Expertly bonds to Brick, Stone, Stucco, Vinyl, and ICF.

Bespoke customization icon

Bespoke Customization

Custom profiles, including arches and curves.

Unmatched finish icon

Unmatched Finish

Mimics smooth-sanded wood or textured masonry with ease.

Lifetime stability icon

Lifetime Stability

Dimensionally stable through freeze-thaw and seasonal swings.

Weight efficiency icon

Weight Efficiency

A fraction of the weight of stone. Usually no structural upgrades needed.

EXTERIOR PERFORMANCE COMPARISON

AttributeMouldex Exterior MouldingsPre-Cast ConcreteWoodPVC / Polyurethane
WeightUltra-Light (a fraction of the weight of precast)Extremely HeavyModerateLight
DurabilityPolymer-Cement (Impact Resistant)Masonry (Brittle)Prone to Rot/WarpHigh Expansion
Installation1-Person / No CranesCrane / Structural TiesSkilled CarpentryStandard Mechanical
MaintenancePrimed & Painted; Low UpkeepPatching / Re-sealingPainting / StainingFading / Chalking

Additional Comparison: Foam Core vs Cement Coated Moldings

Complete Exterior Moulding System Line

Our exterior mouldings are made to stand up to outdoor conditions while adding detail and protection to building facades, as a lightweight alternative to traditional exterior moulding materials such as precast concrete, wood, MDF and PVC. From window trim and door trim to window sills and crown and cornice mouldings, every profile shares the same moisture-inert core, near-zero joint expansion and low-maintenance finish.

Window & Door Trim

Specialized exterior window & door trim, designed to frame exterior openings with an ultra fine finish.

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Window Sills

Projecting exterior window sills that shed water and give every window a clean, finished base.

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Crown/Cornice Moldings

Lightweight, monolithic exterior cornice profiles, providing a seamless roofline transition.

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Middle Bands

Precision exterior middle band mouldings used to separate wall materials, creating horizontal architectural depth.

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Column Shafts

Decorative, non-load-bearing exterior column wraps designed for rapid installation around structural supports, with bases & capitals.

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Pilasters

Decorative vertical exterior pilaster accents that provide classical architectural rhythm to building facades and porticos.

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Ready? We are.

Request a quote. Order a free sample kit. Or call/live chat with us about your project.

+1 (905) 660-6338 1 (888) MOULDEX
Live chat with Davide on the bottom right.