Serving Shelter Island Homes & Businesses for Generations
At John's Gas Service, we offer expert delivery, installation, and maintenance for all your propane needs—backed by decades of experience as Shelter Island’s oldest and most trusted propane company.
Delivery
Propane Delivery
Fast, reliable propane delivery for homes, businesses, and seasonal properties across Shelter Island.
Installation
Oil-to-Propane Conversion
Upgrade your home or business from oil to clean, efficient propane with a full-service conversion handled by our expert technicians.
Repair
Appliance Hookups & Propane Line Installation
Emergency plumbers available 24 hours a day, ready to serve.
Repair
Heating System Repair
From emergency heating system repairs, including radiators and boilers, to new furnace installations.
Installation
Plumbing Installation
There are many reasons to upgrade your plumbing and replace outdated appliances.
Maintenance
Plumbing Preventive Maintenance
Routine plumbing maintenance helps prevent serious issues and costly repairs.
Our Services
Propane Delivery
Fast, reliable propane delivery for homes, businesses, and seasonal properties across Shelter Island.
Oil-to-Propane Conversion
Upgrade your home or business from oil to clean, efficient propane with a full-service conversion handled by our expert technicians.
Above-Ground & Underground Tank Installation
We install and maintain propane tanks of all sizes—both above and underground—ensuring safe, code-compliant setup for your property.
Pool Heater Installation & Service
Enjoy warm swims all season long with professional installation and maintenance of propane pool heaters.
Gas Fireplaces & Fire Pits
We install and service indoor and outdoor propane fireplaces and fire pits, adding warmth and style to your home.
Appliance Hookups & Propane Line Installation
From kitchen ranges to backup generators, we handle safe, professional gas line installation and appliance hookups. Interior and exterior gas lines!
Trusted Propane Services for Shelter Island Homes & Businesses
John's Gas Service provides expert propane delivery, installation, and system maintenance—powered by decades of hands-on experience. As the oldest propane company on Shelter Island, we’re proud to deliver safe, reliable solutions with the personal service you can only get from a local team.
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