Attic furnace 2019 california mechanical code sections 904 10 through 904 10 the following are general requirements for an attic furnace based on the 2019 ca mechanical code.
Attic fau weight.
F mechanical equipment area shall have required switching lighting.
If your attic joists won t bear the weight necessary to finish out a living space but the engineer cleared them to support floor decking for light storage you can install inch plywood or.
A 30x22x30 inch high minimum unobstructed access but not less than the largest equipment size.
An attic in which a fau is installed shall be accessible by an opening and passageway 30 x 30 in size.
Fau located in an attic attic access service space c m c 904 crc r807 ventilation.
The attic weight was approximately 17 26 grams in silver.
The attic standard declined in weight with the passing of time.
The biggest advantage of having an attic furnace is that it s a space saver.
Some things to consider about attic vs.
Attic hvac systems save space.
Well mainly it s a way to save space.
Cmc section 304 4 appliances in attics.
Additionally if the attic and roof is conventionally framed ceiling joist under the location of the fau unit shall be doubled with a minimum 2x6 joists.
G if the attic and roof is conventionally framed ceiling joist under the location of the fau unit shall be doubled with minimum 2x6 joists.
Attic weight or the attic standard was a monetary standard used during the hellenistic period it was also known as euboic standard after alexander the great other greek monetary standards except the rhodian standard were abandoned in favor of the attic standard.
Install passageway platform minimum 24 inches width and maximum 20 feet in length to fau.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
B 30x30 inch minimum unobstructed passage to remove equipment but not less than the largest equipment maximum 20 distance from access to unit.
You ll also free up a closet.
Attic access may be reduced to 22 x 30 provided the largest piece of equipment can be removed through the opening.
Located in an attic cmc 304 4 furnaces located in an attic area shall comply with the diagram at the bottom of this page.
Available in variable speed as well as 1 and 2 stage units these powerful air conditioners can operate as quietly as a vacuum with efficiency ratings up to 26 seer with up to 21 seer efficiency ratings.
So why put an hvac system up in the attic at all.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.