T24 Energy Report Code

2022 Residential Energy code cycle as of 1/1/2023

These are the major changes that are changing with the 2022 Code

Solar Exception Exemption

All Electric Buildings

Point of Use Electric Water Heater for under 500 s.f. units

 

2013 T24 Energy Report Code changes for New Construction, Alteration, and Addition submitted after July 1, 2014<

New Construction:

Solar:
Solar Ready Roof on developments of 10 homes or greater

Envelope:

Whole House Fan (HERS Rated)
High Performing Window U-Factor of .32 (all climate zones) or better and a SHGC .25 (in climate zone 2,4, and 6-16)
20% maximum glazing
5% glazing on west side of building (in climate zone 2,4, and 6-16)
Radiant Barrier being a standard roof deck system
Min. 50 cfm fan or greater (3 sones less) for all bathrooms
Min. 100 cfm or greater that is vented outside (3 sones or less) for Kitchen areas

HVAC:

R-6 Ducting (all ducts in conditioned space must be HERS tested)
Verified Duct Leakage Testing (HERS Rated):
6% or less w/ air handler
4% or less w/o air handler

Insulation:

Pipe Insulation on all 3/4″ or greater size pipe
Min. R-30 Ceiling insulation
Min. R-19 Floor Insulation
Min. R-13 Wall Insulation

Bathroom Lighting:

Min. 1 High Efficacy light must be installed
All can lights recessed into insulation must be IC/AT rated

Water Heater:

Must have a 120V plug within 3 feet or water heater and use Type 3, Type 4 or Type B vent
Gas line capable of supplying at leak 200,000 Btu/Hr

Addition/Alteration/ Remodel:

This requirements change from project to project based on climate zone and scope of project.
Duct testing will be required on all ducts installed greater than 40′ length
High Performing Window U-Factor of .32 (all climate zones) or better and a SHGC .25 (in climate zone 2,4, and 6-16)
20% maximum glazing
5% glazing on west side of building (in climate zone 2,4, and 6-16)

Call or Email us to discuss your project
(909) 257-7547
Rob@socaltitle24.com