Question: How do I know what size A/C system my house needs? Answer: When considering the size of your central A/C unit, there are a few factors in play. Primarily, the size of your house is used to ...

This is part 1 in an ongoing series on HVAC load calculations. The folks at SNIPS have asked me to do a basic how-to article about HVAC Manual J load calculation as that is allegedly a big part of my ...

ATLANTA - Guidance to help designers improve the performance and efficiency of design as it relates to load calculations is contained in a new book from the American Society of Heating, Refrigerating ...

Designing a temporary heating system differs considerably from permanent installations. In early construction stages, you might face a tight roof with walls of sheet plastic, or nearly complete walls ...

Before you can size the branch circuits for a dwelling, you must calculate the loads. Article 220 allows two distinctly different calculation methods: the standard method in Part III and the optional ...

Based on the 2020 National Electrical Code. Part 1 of this two-part series taught you how to calculate branch-circuit loads. Now let's review how to perform feeder and service load calculations.

Though the name might suggest otherwise, heat pumps can both heat and cool your home while saving you money on energy bills. Millions of Americans have installed these energy-efficient systems to ...

Modern HVAC equipment is more advanced, efficient and capable than ever before. Even the best system cannot overcome poor design assumptions or installation shortcuts.

German software company Autarc launched a platform for residential heat pump projects, covering design, planning and customer project management functionality. It uses LiDAR imaging to enable heat ...