Hartsig Supply Co Inc

Sizing Hot Water Systems Around Real Demand

Sizing a domestic hot water system should always begin with real demand. Too often, equipment is selected based on what was there before, what fits the space, or what seems close enough. But hot water systems need to be designed around how the building actually uses hot water. For contractors, proper sizing helps prevent complaints, […]

Why Recirculation Matters in Domestic Hot Water Design

Hot water recirculation is an important part of many domestic hot water systems, especially in larger homes, commercial buildings, apartments, schools, offices, restaurants, and facilities where fixtures are located far from the water heater. Without recirculation, users may have to wait a long time for hot water to reach the faucet, shower, sink, or equipment. […]

Residential vs. Commercial Hot Water Systems: Key Differences

Residential and commercial hot water systems may serve the same basic purpose, but they are not the same. Both are designed to provide hot water, but the demand, equipment, sizing, controls, and system expectations can differ significantly. For contractors, understanding the difference between residential and commercial applications is important before selecting equipment. A product that […]

What Contractors Should Consider Before Choosing a Tankless Water Heater

Tankless water heaters can be a great solution for many residential and commercial applications, but choosing the right unit takes more than picking a brand or matching the size of the old water heater. A tankless system needs to be selected based on real hot water demand, flow rate, temperature rise, venting requirements, gas supply, […]