HVAC and AC repair in Sylmar

About HVAC service in Sylmar

Short answer

Airwork serves Sylmar with AC repair and replacement, furnaces, heat pumps, ductless mini-splits and maintenance, by technicians licensed under CSLB #1148919. Sylmar is 11.9 miles from our Burbank base. We serve it with same-day two-hour arrival windows rather than drop-everything dispatch.

About Sylmar homes

Sylmar is the northern edge of the San Fernando Valley, with a high share of owner-occupied single-family homes. It gets valley heat in summer and Santa Ana winds in fall, which push dust and smoke into outdoor coils and filters.

Sylmar sits at the top of the San Fernando Valley, below the San Gabriel Mountains and the Newhall Pass. Most homes are single-family houses from the 1950s through the 1970s, many on larger lots and some zoned for horses. The area also has several mobile home parks, and newer tract homes fill some of the hillside edges. The 1971 San Fernando earthquake hit Sylmar hard, and many homes were repaired or rebuilt afterward.

Wind is the local factor. Santa Ana winds funnel through the passes in fall and winter, pushing dust, leaves and sometimes ash into outdoor units and attic vents. Summers bring full Valley heat. Horse properties add hay dust and fine dirt that clog coils and filters faster than on city lots. Crawl-space ducts in older raised-floor homes pull in dust through every gap. Manufactured homes use their own equipment, usually a downflow furnace and a matching AC or package unit, with ducts under the floor.

Fixes start with protection: outdoor units placed out of the worst wind, ducts sealed against dust and filters that catch fine particles. For manufactured homes, we use equipment listed for manufactured housing and check the under-floor ducts for crushed or disconnected sections.

Horse properties often have a barn or tack room with its own small cooling unit, which faces even more dust than the house. Mobile home parks have rules about exterior equipment, so we check with park management before replacing an outdoor unit. Newer tract homes on the edges of Sylmar have attic systems and two-story layouts, with the upstairs running warmer. Older homes on raised floors often have floor furnaces near the end of their life. A ductless heat pump or a new ducted system replaces them, and LADWP's rebate helps with the cost.

LADWP rebates and Sylmar permits

Up to $2,500 per ton for qualifying heat pumps purchased and installed from November 1, 2025. The amount depends on SEER2 and HSPF2 ratings.

Standard high-efficiency AC equipment earns a much smaller rebate, around $100 to $120 per ton.

Permits for Sylmar addresses: LA Department of Building and Safety (LADBS). California requires a permit for a new or replacement central system, and most replacements also need a HERS test. We handle both.

LADBS issues express permits online, with no plan check, for replacing an AC with one of the same size and type and for adding equipment of 5 tons or less, so a standard change-out permit can be issued the day it is requested. Systems that need plan review go through ePlanLA.

LADWP rebate details