Plumbing & HVAC Services in Cotati, CA

Your Local Plumber & HVAC Company in Cotati

Cotati is one of Sonoma County’s smallest cities and easily its most distinctive on a map — downtown is built around a hexagonal plaza, a layout shared by only one other town in the country. That compact old core is ringed by some of the oldest housing in southern Sonoma County, and as the streets run out toward Old Redwood Highway and East Cotati Avenue the housing shifts to mid-century and later tract homes. The two halves of town call us for noticeably different reasons.

We work out of 55 Mountain View Ave in Santa Rosa, roughly nine miles north, and Cotati is close enough to get some of the fastest response times in our service area. Cotati and Rohnert Park share a border and we are often working in both on the same day, so a same-day slot in Cotati is realistic most of the year — and on a burst pipe at midnight we are not coming from far.

Plumbing Services in Cotati

Heating & AC Services in Cotati

What We See in Cotati Homes

Around the plaza and the older streets off it, the housing predates modern plumbing materials. That usually means galvanized steel supply lines that have narrowed with decades of scale, cast iron drain lines that have gone rough inside, and an original sewer lateral running out to the main. The symptoms arrive gradually — pressure that has quietly dropped, hot water that runs rusty after a holiday away, a kitchen line that backs up every few months no matter how often it is snaked. When a drain keeps coming back we would rather put a camera down it than keep clearing the same blockage.

The newer tract housing toward the edges of town brings a different list. Those homes sit on slab foundations, so a supply leak under the concrete shows up as a warm patch on the floor or a water bill that has climbed for no reason, and it needs electronic leak detection rather than guesswork. Their original water heaters are also well past the age where we would trust one, and in Sonoma County’s hard water a tank that has never been flushed scales up and fails earlier than it should.

Cooling is the other thing Cotati asks about. A lot of the older housing was built when a hot spell here was something you opened the windows for, so there is no ductwork to run central air through. Ductless mini-splits solve that without tearing the house apart, and they handle the shoulder-season heating too. On the tract homes, which usually do have ducts, we are more often replacing an aging condenser or tracking down why one end of the house never cools.

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