Skip to main content

Resources

Explore a library of home construction and renovation guidance and easily search through galleries containing hundreds of building science-related photos, drawings, videos, CAD files, case studies, and presentations.

Filter

View Library

Showing 217 - 240 of 342 results:

Image:

Right – Possible Heat Pump Water Heater Locations on Full Plate Floorplan in a Multifamily Building

Right – Possible Heat Pump Water Heater Locations on Full Plate Floorplan in a Multifamily Building
Image:

Right – The double compressor unit supplies multiple interior minisplit heat pump heads.

Right – The double compressor unit supplies multiple interior minisplit heat pump heads.
Image:

Right – The ductless minisplit in this open area is installed in the ceiling rather than on a wall.

Right – The ductless minisplit in this open area is installed in the ceiling rather than on a wall.
Image:

Right – The exterior unit of the mini-split heat pump is installed on blocks on a concrete pad to keep the equipment elevated above mud and water runoff.

Right – The exterior unit of the mini-split heat pump is installed on blocks on a concrete pad to keep the equipment elevated above mud and water runoff.
Image:

Right – The heat pump water heater is equipped with a recirculating pump to push hot water to distant fixtures.

Right – The heat pump water heater is equipped with a recirculating pump to push hot water to distant fixtures.
Image:

Right – The pipes on this heat pump water heater are carefully insulated.

Right – The pipes on this heat pump water heater are carefully insulated.
Image:

Right – This heat pump water heater is equipped with a recirculation pump to speed hot water to distant faucets.

Right – This heat pump water heater is equipped with a recirculation pump to speed hot water to distant faucets.
Image:

Right – This home’s HVAC system consists of a ground source heat pump that provides heating and cooling with a rated efficiency of 5.0 COP.

Right – This home’s HVAC system consists of a ground source heat pump that provides heating and cooling with a rated efficiency of 5.0 COP.
Image:

Right – This HRV is ducted separately from the home’s ductless heat pumps to provide filtered fresh air to sleeping and living areas and to exhaust stale air from the bathrooms and laundry.

Right – This HRV is ducted separately from the home’s ductless heat pumps to provide filtered fresh air to sleeping and living areas and to exhaust stale air from the bathrooms and laundry.
Image:

Right – This HVAC condensing unit is elevated on a raised-slab

Right – This HVAC condensing unit is elevated on a raised-slab
Image:

Right (decent): For a relatively high-capacity ccASHP sized per Approach 3 or 4 to meet nearly 100% of the heating load, this heat pump’s modulating zone has a decent overlap with the home’s heating load line, reducing short-cycling.

Right (decent): For a relatively high-capacity ccASHP sized per Approach 3 or 4 to meet nearly 100% of the heating load, this heat pump’s modulating zone has a decent overlap with the home’s heating load line, reducing short-cycling.
Image:

Right: dedicated tank connections for HPWH inlet and outlet provide hydraulic separation

Right: dedicated tank connections for HPWH inlet and outlet provide hydraulic separation
Image:

Right: Maintenance valves are installed at the inlet and outlet of this central heat pump water heater

Right: Maintenance valves are installed at the inlet and outlet of this central heat pump water heater
Image:

Right: Sized per Approach 1, this heat pump will have minimal short-cycling; since sized using Approach 1, it will require backup heat when temp is below 30°F but could still contribute significant heating down to heating design temp (-6°F) and lower

Right: Sized per Approach 1, this heat pump will have minimal short-cycling; since sized using Approach 1, it will require backup heat when temp is below 30°F but could still contribute significant heating down to heating design temp (-6°F) and lower
Image:

Right: Sized per Approach 3 or 4, this heat pump’s modulating zone has a large overlap with the home’s heating load line, resulting in minimal short-cycling; the unit may require a small amount of backup heat during the very coldest hours of winter.

Right: Sized per Approach 3 or 4, this heat pump’s modulating zone has a large overlap with the home’s heating load line, resulting in minimal short-cycling; the unit may require a small amount of backup heat during the very coldest hours of winter.
Image:

Right: Sized per Approach 3, this heat pump’s modulating zone has a large overlap with the home’s heating load line; it will require backup heating but could still contribute significant heating for all hours of the heating season

Right: Sized per Approach 3, this heat pump’s modulating zone has a large overlap with the home’s heating load line; it will require backup heating but could still contribute significant heating for all hours of the heating season
Image:

Right: These central heat pump water heater storage tanks are plumbed in series

Right: These central heat pump water heater storage tanks are plumbed in series
Image:

Right: This closet door for a heat pump water heater is louvered to allow warm air to enter and exhaust air to leave the closet

Right: This closet door for a heat pump water heater is louvered to allow warm air to enter and exhaust air to leave the closet
Image:

Right: This heat pump water heater is in a basement within the thermal boundary but not actively conditioned. It has over 770 ft² of space with easy access to the control panel and clearance for airflow to the air intake (top) and exhaust (side)

Right: This heat pump water heater is in a basement within the thermal boundary but not actively conditioned. It has over 770 ft² of space with easy access to the control panel and clearance for airflow to the air intake (top) and exhaust (side)
Image:

Right: This heat pump water heater is installed in a garage next to the furnace where there is a lot of space for accessing the unit, and for intake and exhaust; a foam pad insulates the base; the condensate line is correctly drained and pipe insulation

Right: This heat pump water heater is installed in a garage next to the furnace where there is a lot of space for accessing the unit, and for intake and exhaust; a foam pad insulates the base; the condensate line is correctly drained and pipe insulation
Image:

Right: This heat pump water heater is installed in a laundry room with enough space for the control panel and vents to be clear of obstructions; The HPWH can use heat from the dryer to heat water, but the seismic straps should be lower

Right: This heat pump water heater is installed in a laundry room with enough space for the control panel and vents to be clear of obstructions; The HPWH can use heat from the dryer to heat water, but the seismic straps should be lower
Image:

Right: This heat pump water heater is installed in a small space so the, intake air is ducted from an adjacent room; the water heater since on a pad of foam insulation and has a good drain line configuration but the waterpipes lack insulation

Right: This heat pump water heater is installed in a small space so the, intake air is ducted from an adjacent room; the water heater since on a pad of foam insulation and has a good drain line configuration but the waterpipes lack insulation
Image:

Right: This heat pump water heater is installed in a utility closet where it can use heat from the clothes washer and heat pump clothes dryer and has access to a floor drain for condensate

Right: This heat pump water heater is installed in a utility closet where it can use heat from the clothes washer and heat pump clothes dryer and has access to a floor drain for condensate
Image:

Roof supports for the awning that will cover the heat pump compressor are anchored through the siding into studs with long screws.

Roof supports for the awning that will cover the heat pump compressor are anchored through the siding into studs with long screws.