October 2024 Newsletter – Shaft Coupling Fasteners
Photo Essay: Shaft Coupling Fasteners
The average small vessel may have anywhere from hundreds to several thousand, fasteners aboard, used in everything from joinerwork to...
August 2023 Newsletter: Livewell Pump Installation
Photo Essay: Livewell Pump Installation
Raw water plumbing fittings, particularly those below the waterline, must be rugged and reliable. ABYC Standards dictate that, “A seacock...
January 2019 Newsletter
Photo Essay: Seacock Installation
While it’s self-evident that seacocks play a vital role in a vessel’s watertight integrity, I continue to encounter improperly installed examples...
December 2024 Newsletter – Fixed Fire Extinguisher Manual Discharge
Photo Essay: Fixed Fire Extinguisher Manual Discharge
Fixed engine room firefighting systems are an invaluable safety option for virtually every inboard powered vessel. These familiar...
Photo Essay – May 2015
Photo Essay: Closed Cooling Systems
Text and photo by Steve D'Antonio Copyright SDMC, Inc. May 2015 The closed or pressurized cooling system offers several worthwhile benefits, including...
Photo Essay – January 2015
Is your Belt the Right Size
Photo and text by Steve D'Antonio Copyright 2015 SDMC, Inc. The belts used to turn various engine accessories- raw water pumps,...
March 2019 Newsletter
Text and photos by Steve D’Antonio © 2019
Photo Essay: Shore Power, are Fuses OK?
Over-current protection is among the most important features of any vessel’s electrical...
July 2025 Newsletter – Risers and Siphon-Breaks
Photo Essay: The Perils of an Unvented Loop
Vented loops, also known as anti-siphon valves or siphon-breaks, have served mariners for many years. Their mission...
Photo Essay: Hull Strainers Revisited
Text and Photos by Steve D’Antonio Copyright © 2014 SDMC Inc. In the July Marine Systems Excellence Photo Essay, I covered hull strainers and one particular...
May 2018 Newsletter
Photo Essay: Chafe
It’s the bane of every seagoing vessel, taking its toll on everything from dock lines and wiring to sails and hoses. Every...









