JEM Construction helps Tallahassee homeowners compare energy-efficient windows for rooms affected by strong sun, drafts or uneven comfort. We review the windows, room exposure and project goals before recommending a frame and glass package. Get a quote or call (850) 212-1117 to schedule a visit.

Energy-efficient windows are worth comparing when sun exposure, drafts or uncomfortable areas near the glass are part of the project. These situations help identify where glass performance may matter most.
Large or unshaded windows can admit noticeable solar heat during the hottest part of the day.
Some rooms feel less comfortable close to exposed windows even when the rest of the home feels consistent.
A replacement project creates an opportunity to compare glass performance before the new units are ordered.
Windows facing different directions may not receive the same amount of sun, shade or heat throughout the day.
U-Factor and SHGC help compare how complete window products handle heat transfer and solar heat. Both ratings should be reviewed with the room’s exposure and the goals of the project.
U-Factor measures heat transfer through the complete window. A lower value indicates less heat transfer and provides a consistent way to compare the insulating performance of different products.
SHGC measures how much solar heat passes through the window. A lower value admits less solar heat, which can be relevant for windows receiving strong direct sun.

Share which windows or rooms are involved and what you are trying to improve, such as strong sun, drafts or uneven comfort.
JEM Construction reviews the window orientation, shade, glass area and condition of the current frames at the property.
Relevant window options are compared using the frame, glass package, U-Factor and SHGC rather than relying only on a product name.
The proposed windows and installation approach are explained so the homeowner can ask questions before deciding whether to proceed.
The same frame and glass package may not suit every opening. Sun exposure, shade, window size and the condition of the existing frame all influence which option should be considered.

South- and west-facing openings may receive different sun exposure than shaded or north-facing windows.
Existing shade can reduce the amount of direct sun reaching some windows during the day.
Large picture windows and smaller operable units can place different demands on the selected glass package.
Frame condition can affect the installation approach and which replacement options are practical for the opening.
The quote should identify the proposed frame and glass package so the homeowner can see what is being compared.
Tell us which rooms or windows are involved and what you are trying to improve.




Not necessarily. Insulation, air leakage, HVAC performance, roof exposure and shading can all affect how a room feels. Energy-efficient windows help when solar heat or heat transfer through the glass is a meaningful part of the problem.
Yes. Rooms with different exposure can use different glass packages. Product availability and the overall project plan should be confirmed before separate specifications are selected.
Not on their own. Drafts can come from failed seals, poor fit, worn weatherstripping or gaps around the opening. A new window helps when the complete assembly is the source, so the cause should be identified first.
The quote should list the product, frame material, glass package, U-Factor, SHGC, number of windows and installation method. That lets you compare actual specifications instead of marketing descriptions.
Yes. Impact-rated windows can use glass packages with published U-Factor and SHGC ratings. Storm protection and glass performance are compared as parts of the same window assembly.
Coated glass turns the sun back before it becomes heat in the room. Insulating gas sealed between the panes slows down whatever does get through. Welded corners leave no seam for air to move through, and the spacer system holds that seal as the glass expands and contracts across a Florida summer. Together that adds up to a window that keeps the heat outside and the cooled air inside.

Thanks. We will be in touch about your windows. If it is urgent, call (850) 212-1117.