Hours
Monday – Friday: 7:00 am – 4:00 pm
Saturday: 7:00 am – 1:00 pm
Sunday: closed
Riverhead Building Supply on Industrial Road across from Fort Pond is the only lumber and building materials store in Montauk.
We are also able to refill your propane gas tanks for grilling and camping. That’s convenient! This is a full lumber yard with full delivery services and dedicated trucks to drop materials at your jobsite. Visit our hardware store for supplies like fasteners, blades, gardening supplies, and power tools. Homeowners welcome!
Services
Delivery service
Blade sharpening service
Tool repair service
Lockset re-key
Decking & railing displays
Roofing displays & samples
Siding displays & samples
Paint & stain mixing, color matching paint only
Propane gas tank refills
Installation services
Andersen® service & repair
Marvin service & repair
Storm & screen door installation
Window & Door installation and replacements
Lift & slide ‘big door’ installation
Bilco® basement door installation
Screen enclosure installation
Gutter installation
Garage Doors parts and installation
Contact us and tell us about your project
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