Miami Dossierby Metrik WhatsApp the Desk
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Sound at 619 Brickell by Nobu: the slab between neighbours, the walls, and the rules for hard floors

In a concrete tower the neighbour you hear is usually the one above, walking. At 619 Brickell by Nobu, here is how the building is meant to keep that sound where it starts.

This page is a framework. Whether the building suits you is a separate conversation. Contact the desk at Miami Dossier for the current position on any building we cover.

Two Kinds Of Noise

Through the air and through the slab.

Voices and music travel through the air; walls and floors are rated for them by STC, the sound transmission class. Footsteps, dropped objects and chairs travel through the structure; floor and ceiling assemblies are rated for them by IIC, the impact insulation class. The Florida Building Code sets a minimum for each between residences, and some luxury towers state higher targets. Ask which figures 619 Brickell by Nobu commits to, and whether they are tested on site or only calculated.

619 Brickell by Nobu: The homes are as the dossier records.

The 619 Brickell by Nobu dossier holds the developer’s published record. Read it against the Kempinski Residences Miami Design District dossier for the nearest comparison.

Hard Floors And Underlayment

Stone looks quiet. It is not.

Stone, tile and wood carry impact sound into the slab. Declarations usually require an approved acoustic underlayment beneath any hard floor, and a few require a test once it is laid. Ask what the rule at 619 Brickell by Nobu says, whether the developer’s own finished floors meet it, and whether an owner who renovates must submit the product and its rating to the association before work starts.

619 Brickell by Nobu: ~300 homes across 75 stories · 1 to 5 bedrooms, Sky Villas and Penthouses · from ~1,160 SF.

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The Building’s Own Sounds

Shafts, chutes and machines.

Some noise comes from the building itself: an elevator shaft beside a bedroom, a trash chute behind a wall, pumps, generators and cooling towers on the roof or the amenity deck. Read the floor plans at 619 Brickell by Nobu for what sits on the far side of each bedroom wall, and ask where the mechanical rooms sit in relation to the lines under consideration.

619 Brickell by Nobu: ~90,000 SF · 86 foot sunset pool, two padel courts, resident Nobu cafe, Zen gardens, wine cellar, screening and gaming lounges.

Outside Noise And The Record

Glass, traffic, a written standard.

Laminated impact glass usually cuts traffic and boat noise better than ordinary glazing, and a window’s OITC rating measures that outdoor sound. Ask whether the acoustic targets for 619 Brickell by Nobu appear in the construction drawings or only in the brochure, and whether an acoustic consultant reported on them. The desk asks the developer of 619 Brickell by Nobu for the acoustic specification in writing.

Quiet is a number on a drawing. Ask to see the number.

Sources

What this note rests on.

Developer materials for 619 Brickell by Nobu as carried on the live dossier, verified 2026-09-19. Compiled by the desk at Miami Dossier; figures are approximate and the developer’s.

The Shift

What the desk holds on 619 Brickell by Nobu

Contact the desk at Miami Dossier for the documents behind this note, read one to one with you and your advisers.

The plans by line, and which lines are left. The developer’s current release, not the brochure’s.
The deposit schedule. Proportions, trigger dates, and where the money sits.
What the sales gallery will not volunteer. The view lines that close, the floors that trade first, the association budget.
Where we would not proceed. Sometimes the answer is a different building. Sometimes it is not yet.

WhatsApp the desk · 305.588.4547·[email protected]

Common Questions

What the buyer’s architect asks

What sound ratings apply between residences at 619 Brickell by Nobu?
The Florida Building Code sets minimum STC and IIC ratings for walls and floors between residences; the developer may state higher targets in the drawings.
Can hard flooring be installed at 619 Brickell by Nobu?
Usually, over an acoustic underlayment the association approves; the declaration and rules at 619 Brickell by Nobu state the standard and the approval steps.
What is the difference between STC and IIC?
STC rates sound carried through the air, such as voices; IIC rates impact sound carried through the floor, such as footsteps.
Who is the developer of 619 Brickell by Nobu?
13th Floor Investments · Key International.
Where is 619 Brickell by Nobu?
619 Brickell Avenue, waterfront. Water views from every living room and primary bedroom.
How many residences does 619 Brickell by Nobu have?
~300 homes across 75 stories · 1 to 5 bedrooms, Sky Villas and Penthouses · from ~1,160 SF.
Who designed 619 Brickell by Nobu?
Foster + Partners, with Sieger Suarez as architect of record · Studio Munge interiors.
Who runs 619 Brickell by Nobu once it opens?
Nobu, under license to the developer.
What amenities does 619 Brickell by Nobu have?
~90,000 SF · 86 foot sunset pool, two padel courts, resident Nobu cafe, Zen gardens, wine cellar, screening and gaming lounges.
What is the entry price at 619 Brickell by Nobu?
From $2,950,000 as published by the developer; current pricing and availability are discussed one to one.
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Before You Act On Any Of This

Before you act on any of this

We hold no listings and we are not the developer. Contact the desk at Miami Dossier and we will tell you what applies to your situation, what does not, and where we would not proceed. On this topic that means the document before the opinion. Where a question is legal, tax or structuring, we introduce you to advisers who handle that properly rather than answering it ourselves.

WhatsApp the desk · 305.588.4547·[email protected]

Who answers this page

Metrik Real Estate is a Miami real estate company built around one idea: the buyer gets their own team. Miami Dossier is its private buyer advisory for new construction.

A person replies within 24 hours, usually much sooner. On weekends, back on Monday morning.

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