Visualizing mini-split performance data - GreenBuildingAdvisor
Mar 14, 2019 · I sanity-checked against Jon Winkler’s 2011 report, “Laboratory test report for Fujitsu 12RLS and Mitsubishi FE12NA mini-split heat pumps”, and various real-world …
Oversizing a Minisplit Heat Pump System - GreenBuildingAdvisor
Aug 5, 2021 · There's nothing quite like a right-sized heat pump. In zone 5b, have 28.6 kBTU heat for 2,100 sq ft with three ducted heads. Heat load calculations (required for HERS) appear …
Mount outdoor unit on the wall or on the ground?
Jan 18, 2017 · Seriously, only the princess with the pea under the mattress would be aggravated by the noise levels of a mini-split wall-bracked up an any reasonably framed house. Last …
Surge Protection for Heat Pumps - GreenBuildingAdvisor
Jan 13, 2021 · Fortunately, it’s easy and inexpensive to add surge protection to a heat-pump system. This article reviews causes of power surges, explains how surge-protection devices …
SANCO2 Heat Pump Water Heater - GreenBuildingAdvisor
Nov 20, 2023 · It does kick in to resistance mode for the 10-15 days per year it gets close to freezing outside, but the rest of the time it's only running as a heat pump. I suspect that with …
Output air temperature of mini splits on heat?
Feb 15, 2016 · I have a little experience with heat pumps and gas furnaces, and have always noticed the difference in temperature of the air coming through the registers. I read …
Mini split head – mounting location considerations
May 11, 2016 · In cooling dominated climates, the best the place to attach the indoor "head" of a mini-split heat pump system is in a mechanical closet, connected to ductwork. That is to say, I …
Will my generator run a minisplit safely? - GreenBuildingAdvisor
Dec 13, 2014 · My new house will be heated with two minisplit heat pumps. Here in Maine, we have lots of power outages, so we're also putting in a whole house standby generator. I've …
How to Choose Backup Heat for a Ductless Minisplit System
Aug 23, 2021 · Also our crawlspace is built like a short basement and heated by electric resistance heaters, so in a way that's backup heat for the house by continuing to feed heat …
Heat pump / mini split recommendations - GreenBuildingAdvisor
Mar 3, 2024 · I got 3 quotes a year ago for ducted heat pump or mini split systems ranging from 36k to ~50k excluding Mass Save’s rebate. Based on what I’ve read here, those systems were …