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Crown Residential Boiler Installation by D's Air & Heating
Complete Crown Family · 9 Models Available
Professional Installation · Chicago & Suburbs
Velocity Bimini (BSC) Residential Cast-Iron Steam Boiler Installation Chicago
D's Air & Heating installs the Velocity Bimini (BSC) residential cast-iron gas steam boiler for Chicago homes, two-flats, and vintage buildings with one-pipe and two-pipe steam heating systems. Professional sizing, installation, startup, and long-term service support.
Equipment Sale Price
$5,995
Complete Installed Price
$11,995
Equipment Specifications
Steam System Applications
Why D's Air & Heating, Inc. for the Velocity Bimini
The Velocity Bimini (BSC) is a residential-grade cast-iron steam boiler built by Velocity Boiler Works — the residential division of Crown Boiler — engineered for Chicago homes, two-flats, three-flats, and vintage buildings with one-pipe and two-pipe steam heating systems. Chicago's older housing stock is heavily reliant on steam heating, and the Bimini is purpose-built to serve these systems with durable cast-iron construction and straightforward serviceability. The Bimini BSC integrates directly with existing steam distribution systems, radiators, steam traps, and vents without requiring costly system conversion. Its cast-iron heat exchanger provides long service life and consistent steam output through Chicago's demanding winter heating season. D's Air & Heating installs Velocity Bimini residential steam boilers throughout Chicago and the surrounding suburbs, providing complete services including professional boiler sizing, equipment selection, installation, startup, combustion analysis, and long-term maintenance support.
What's Included
Residential Steam Boiler Comparison
How the Velocity Bimini compares to other residential steam boilers installed by D's Air & Heating.
| Model | Rating | Type | AFUE | Venting | Installed From |
|---|---|---|---|---|---|
| Velocity Bimini (BSC)★ This Unit | 5.0/5 | Steam | 82% | B-Vent | $11,995 |
| Velocity Bermuda 2 (BSIB) | 5.0/5 | Steam | 82% | B-Vent | $11,995 |
| Weil-McLain EG Series | 4.7/5 | Steam | 82% | B-Vent | $8,500 |
| Burnham IN Series | 4.6/5 | Steam | 82% | B-Vent | $8,200 |
Financing Available — $0 Down Options
Get the boiler you need today. Flexible payment plans with approved credit.
$82 – $139/mo
Financing subject to credit approval. Monthly estimates only — actual terms set by lender.
Frequently Asked Questions
Crown Boiler Installation & Service Experts
D's Air & Heating proudly provides professional Crown boiler installation, replacement, repair, maintenance, and emergency service throughout Chicago and surrounding communities. Crown Boiler has built a reputation for manufacturing high-quality residential and commercial boiler systems that deliver dependable performance, energy efficiency, and long-term reliability.
Our experienced boiler technicians install and service a wide range of Crown Boiler products, including steam boilers, hot water boilers, cast iron boilers, and high-efficiency heating systems. Whether you need a new Crown boiler installation Chicago homeowners and businesses rely on, complete boiler replacement, annual boiler maintenance, or emergency repair service, D's Air & Heating has the expertise to keep your heating system operating safely and efficiently.
We work with homeowners, property managers, condominium associations, churches, schools, and commercial building owners to design and install Crown boiler systems that meet the specific heating requirements of each property. Every installation is completed according to manufacturer specifications, industry standards, and local code requirements to ensure reliable operation and maximum system performance.
From residential heating applications to large commercial boiler projects, D's Air & Heating delivers expert workmanship, dependable customer support, and the full backing of Crown Boiler's manufacturer warranty. Our Crown boiler repair Chicago customers trust us for fast diagnostics, genuine parts, and lasting fixes.
Contact D's Air & Heating today at (773) 940-0965 to schedule your free estimate for Crown boiler installation, replacement, maintenance, or repair services.
Schedule a Free Estimate for the Velocity Bimini
D's Air & Heating, Inc. — Chicago's trusted residential boiler contractor since 2009. No contracts. Upfront pricing. IL License #2183457.
Why Chicago Homeowners Trust D's Air & Heating
Licensed & Insured
IL License #2183457
Serving Chicago
Since 2009
Authorized Dealer
Multiple Brands
No Contracts
Ever — Guaranteed
Permit Pulled
Every Installation
Professional Standards
Code-Compliant Work
EPA Certified
Mainstream Engineering
R-410A Certified
Mainstream Engineering
Why Choose D's Air & Heating, Inc.?
Chicago's trusted HVAC company since 2009 — licensed, insured, and committed to honest workmanship on every job.
Experience Since 2009
D's Air & Heating has served Chicago homeowners and businesses since 2009. Over 15 years of local HVAC experience means we've seen every type of system, every Chicago building configuration, and every challenge the city's climate presents.
Manufacturer-Trained Technicians
Our technicians receive ongoing manufacturer training and certification. We install Lennox, Goodman, Amana, Daikin, Sinclair, Weil-McLain, Peerless, and other leading brands — and we know each system inside and out.
Licensed, Insured & Permitted
D's Air & Heating holds Illinois HVAC License #2183457 and carries full liability insurance. We pull City of Chicago permits on every installation — protecting you legally and ensuring the work meets code.
Honest Recommendations
We tell you what you need — not what generates the highest invoice. If your system can be repaired cost-effectively, we'll say so. If replacement makes more sense, we'll explain exactly why. No pressure, no upselling.
Local Chicago Expertise
We know Chicago's housing stock — two-flats, greystones, bungalows, vintage buildings with steam heat, modern construction with forced air. We size and install equipment for the specific demands of Chicago homes and Chicago winters.
Long-Term Customer Support
Our relationship doesn't end at installation. We register your equipment for warranty, remain available for follow-up questions, and provide ongoing maintenance to keep your system running at peak efficiency for years.
Steam Boiler Expertise — What Chicago Building Owners Should Know
How a Steam Heating System Works
A steam boiler heats water to 212°F, producing steam that rises naturally through supply pipes to cast-iron radiators throughout the building. As the steam gives up its heat, it condenses back to water and returns to the boiler by gravity. One-pipe systems use the same pipe for both steam supply and condensate return. Two-pipe systems use separate supply and return lines, allowing better control and zoning.
The Hartford Loop — Why It Matters
The Hartford Loop is a critical safety piping arrangement on steam boilers. It prevents the boiler from losing its water level if a return pipe develops a leak. Without a properly installed Hartford Loop, a pipe failure can drain the boiler dry, causing catastrophic damage. D's Air installs the Hartford Loop correctly on every steam boiler installation.
Steam Boiler Sizing — EDR Calculations
Steam boilers are sized by Equivalent Direct Radiation (EDR) — the total radiation capacity of all the radiators in the building. The boiler must be sized to match the connected radiation, not the building's heat loss. An oversized steam boiler causes water hammer, wet steam, and rapid cycling. D's Air measures EDR on every steam boiler installation.
Water Quality and Treatment
Steam boiler water quality directly affects system performance and longevity. Impurities cause foaming, which produces wet steam and water hammer. Proper pH balance prevents corrosion of the boiler sections and pipes. D's Air tests water quality and recommends treatment on every steam boiler installation and service call.
Common Steam System Problems
The most frequent steam system issues in Chicago buildings: water hammer (banging pipes — usually caused by wet steam, improper pitch, or failed steam traps), uneven heat between floors (failed vents or traps), boiler cycling on low water (LWCO trips — check water level and return lines), and radiators that won't heat (air-bound — replace the air vent).
What to Expect From Your D's Air Steam Boiler Service
System Assessment
We inspect the boiler, near-boiler piping, Hartford Loop, vents, traps, and radiators before recommending any work.
EDR Measurement
For new installations, we measure every radiator in the building to size the replacement boiler correctly.
Written Estimate
You receive a complete written estimate covering equipment, labor, piping, and permits before any work begins.
Installation
Our crew installs the new boiler with proper near-boiler piping, Hartford Loop, and all safety controls.
Startup & Testing
We fill the system, fire the boiler, verify steam pressure, check all vents and traps, and confirm heat to every radiator.
Customer Training
We explain how to check the water level, what the pressuretrol does, and what maintenance is needed annually.
D's Air Steam Boiler Standards — Every Installation
- EDR calculation — boiler sized to match connected radiation
- Hartford Loop installed per industry standard
- Near-boiler piping per manufacturer specifications
- Equalizer pipe properly sized and connected
- Low-water cutoff tested and verified
- Pressuretrol set to correct operating pressure (typically 0.5–2 PSI)
- All steam vents and traps inspected and replaced as needed
- Water quality tested — treatment recommended if needed
- Gas pressure test and combustion analysis at startup
- City of Chicago permit pulled on every installation
What Our Customers Say
Based on Google Reviews — D's Air & Heating, Inc.
Marcus T.
Furnace Replacement
"D's Air & Heating did an outstanding job replacing my furnace. Darryl was professional, on time, and explained everything clearly. The installation was clean and the system works perfectly. Highly recommend."
Latoya W.
Boiler Repair
"Called D's Air when my boiler stopped working in January. They came out the same day, diagnosed the problem quickly, and had it running again within hours. Fair pricing and excellent service."
James R.
AC Installation
"Installed a new central AC system for us this summer. The crew was respectful of our home, cleaned up after themselves, and the system runs quietly and efficiently. Very satisfied."
Ready to Work With Chicago's Trusted HVAC Company?
D's Air & Heating, Inc. — Serving Chicago Since 2009. Licensed, Insured, No Contracts.