ALU-DROP®

Window Sills

Powder-coated aluminum window sills and cills, made to measure

Calculate price

+50

Years of experience

ISO 9001

Certified

+10.000

Projects completed

Exclusive finish

Side caps ALU-DROP®

The ALU-DROP® side cap is the piece that defines the system. Made from high UV- and weather-resistant thermoplastic, it snaps onto the sides of the window sill under pressure — no tools, no screws.

Loose piece
Loose piece
About to fit
About to fit
Right cap
Right cap
Left cap
Left cap

UV Thermoplastic

High weather resistance with no warping.

Left- and right-hand

Right and left caps for both ends.

Press-fit installation

No tools or screws. Seconds to fit.

10 mm flange

Support for render or ETICS finishes.

Made to measure

Matched to the exact depth of the sill.

Matching color

RAL closely matched to the window sill.

Two models

Made-to-measure aluminum window sills

Made to measure in sill depth and length. Available in powder-coated aluminum across the full RAL chart — with a representative color sample.

Color chart

Anthracite Grey

RAL 7016

Natural

RAL 9006

Black

RAL 9005

White

RAL 9003

Ash Grey

RAL 7022

Model A — Window sill without rear flange
Model A
Technical drawing — without rear flange
Technical drawing

Without rear flange

Standard window sill profile. Redirects rainwater away from the wall, preventing staining and infiltration on the facade.

Model B — Window sill with rear flange
Model B
Technical drawing — with rear flange
Technical drawing

With rear flange

Includes a 10 mm rear flange that improves the seal against the window. Recommended for render or ETICS facades.

We manufacture to measure based on your sill depth and window length.

Request a quote

ALU-DROP® Cover

Optional accessory

The piece that makes the difference

Closes the open ends of the profile — right and left — preventing water from entering at the sides and leaving the window sill fully finished.

ALU-DROP® terminal — exploded view
Exploded view
Terminal ALU-DROP® RAL 7016
RAL 7016
Terminal ALU-DROP® RAL 9006
RAL 9006
01

Flawless finish

The ALU-DROP® cover covers the profile's sides for a clean, professional finish.

02

Removable without tools

Clips on and off in seconds, making it easy to clean and maintain the profile.

03

Matching polymer

Made in the same finish and color as the window sill for a perfectly integrated look.

Key features

ALU-DROP® Finish

The ALU-DROP® drip profile redirects rainwater away from the wall, eliminating staining and infiltration on the facade.

Powder-Coated Aluminum

Made from high-durability powder-coated aluminum, with 25 microns of polyester coating resistant to corrosion and UV rays.

Made to Measure

We adapt every window sill to the exact dimensions of the window. Lengths, angles and finishes are fully customizable.

Removable ALU-DROP® Cover

The polymer ALU-DROP® cover protects the profile and improves its look. It fits and comes off without tools.

Easy Installation

Fixing system designed for fast installation, compatible with any type of window and facade.

ISO 9001 Certification

Manufactured under the strict quality controls of our ISO 9001:2015 certification.

Available finishes

Anthracite Grey

RAL 7016

Natural

RAL 9006

Black

RAL 9005

White

RAL 9003

Ash Grey

RAL 7022

We also manufacture to order in any RAL chart color, with a surcharge.

Technical specifications

Material
Powder-Coated Aluminum
Coating
25 microns polyester coating
Finish
ALU-DROP® drip profile
ALU-DROP® cover
Removable polymer
Standard colors
RAL 7016, RAL 9006, RAL 9005, RAL 9003
Made to measure
Width and length
Certification
ISO 9001:2015

Quote

Calculate your price

Instant price for small orders. Made-to-measure quote within 24 h (business days).

Factory

+34 973 310 162

Mon–Fri 7:30am–1:15pm / 3:00pm–5:30pm

Fast delivery across Spain

Model

ALU-DROP® Terminal

Enter your measurements to see your price. Orders up to 15 units can be purchased online.

FAQ

Frequently Asked Questions