How efficient is the Slant/Fin Lynx?

The Slant/Fin Lynx operates at 87% AFUE (Annual Fuel Utilization Efficiency), meaning 87% of the fuel it consumes is converted directly into heat for your home. This provides reliable heating at a solid efficiency level for cast iron construction.

How much does the Slant/Fin Lynx cost to install?

The Slant/Fin Lynx typically costs $3,500 - $6,000 for a complete installation in Nassau County, NY. This includes the boiler unit, professional installation by NATE-certified technicians, permits, and a standard warranty. Actual costs may vary based on your home's specific requirements, piping condition, and any necessary modifications.

Is the Slant/Fin Lynx worth it?

With 87% AFUE efficiency, you can expect to save approximately $113 annually compared to an 80% efficient boiler. Key features like Steel tube design and High output for size make it a compelling choice. It's particularly well-suited for smaller homes with limited basement space.

What is the warranty on the Slant/Fin Lynx?

Slant/Fin provides a 3 years parts warranty and 15 years on the heat exchanger. For the best warranty protection, we recommend registering your boiler within 60 days of installation. Our installations include a workmanship guarantee on top of the manufacturer warranty.

How long does the Slant/Fin Lynx last?

With proper maintenance, the Slant/Fin Lynx should last 15-25 years or more. We recommend annual tune-ups to maximize lifespan and maintain peak efficiency.

Does the Slant/Fin Lynx qualify for PSEG Long Island rebates?

The Slant/Fin Lynx at 87% AFUE doesn't currently qualify for PSEG efficiency rebates, which typically require 90%+ AFUE. However, its proven reliability and lower upfront cost may be the right choice for your home.

Back to Slant/Fin Boilers

Mid-Tier

Slant/Fin Lynx

Model Number: LXW

Compact high-output boiler from Long Island manufacturer.

87% AFUE

Hot Water Boiler

63k - 161k BTU

Get Free Quote (516) 345-3911

Technical Specifications

Efficiency (AFUE)87%

Boiler Typehot water

BTU Output Range63k - 161k BTU

PSEG Rebate EligibleNo

Fuel TypeNatural Gas

Installed Price$3,500 - $6,000

*Prices include equipment, installation, and standard warranty. Actual cost may vary.

Estimated Annual Savings

Compared to an 80% efficient boiler

$113

per year

$2260

over 20 years

Get Your Custom Quote

Ideal For

Smaller homes with limited basement space

Expert Review: Slant/Fin Lynx

The Slant/Fin Lynx delivers solid 87% AFUE efficiency in a compact cast iron package, representing an excellent mid-tier option for Nassau County homeowners seeking reliable baseboard heating performance without premium pricing.

Our installation crews value the Lynx for its straightforward design and proven durability. The cast iron heat exchanger withstands the cycling demands of Long Island's variable winter climate, where temperatures can swing 30 degrees in a single day.

For mid-century homes in Garden City and Great Neck with existing hot water baseboard systems, the Lynx provides a natural upgrade path. The boiler's compact footprint fits easily in tight utility spaces common to split-level and Cape Cod construction.

Slant/Fin's New York manufacturing heritage means parts availability through local distributors is never an issue. F.W. Webb and Sid Harvey's both stock Lynx components, enabling same-day service calls when necessary.

The Lynx pairs well with modern thermostats and zone valve systems, allowing incremental smart home upgrades without complete system replacement.

Best for: Budget-conscious homeowners prioritizing cast iron durability in homes with existing baseboard heating infrastructure.