A toilet that runs constantly wastes 26β200 gallons of water per day depending on the severity β that's $20β$100 extra on a monthly water bill for a problem that typically requires a $15 part and 30 minutes to fix. A toilet that rocks on the floor is either a loose flange bolt or a deteriorated wax ring β and if it's the wax ring, every flush risks sewer gas leaking into the structure. Masters Plumbing Service's toilet techs in Fort Collins, CO carry fill valves, flappers, wax rings, flush valves, toilet bolts, and supply lines to resolve every common toilet problem in a single visit.
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A rocking toilet that's dismissed as a loose bolt and tightened without replacing the wax ring will continue letting sewer gas into the bathroom floor cavity. The right diagnosis matters.
We dye-test, fill-rate-check, and measure tank refill time to identify exactly which component is causing your toilet's symptoms. A running toilet can be caused by a worn flapper, a misadjusted float arm, a failing fill valve, or a cracked flush valve seat β each with a different repair. We find the right one.
For toilets where the flush valve seat is chipped or the porcelain tank has cracked, we also carry compact replacement toilet units in standard rough-in dimensions.
Pulling and resetting a toilet requires shutting the water, draining both tank and bowl, disconnecting the supply line, unbolting the toilet from the flange, removing the old wax ring fully, inspecting the flange for damage, and seating a new ring with the correct compression profile for the floor height before resetting and re-bolting the toilet.
We quote toilet work at a flat rate before any repair begins. Whether it's a 20-minute fill valve swap or a 90-minute toilet reset with flange repair, you know the price before we start. Our rates for common toilet repairs are published β ask for them when you call.
From a constantly running tank to a toilet that's been loose on the floor for years, here's exactly what our toilet techs address in Fort Collins, CO.
Old-style ballcock fill valves with a float ball and brass arm are still common in older Fort Collins homes. We replace these with modern Fluidmaster-style anti-siphon fill valves that provide more reliable shutoff, quieter fill, and a 5-year warranty against failure.
A toilet that rocks on the floor, shows water staining at the base after flushing, or emits sewer gas odor near the floor needs to come up for a wax ring inspection. We pull the toilet, remove the old ring completely, inspect the closet flange for cracks or corrosion, install the correct wax ring profile for the finished floor height, and reset and secure the toilet.
If the auger retrieves material and the toilet still doesn't clear, the blockage may be further in the drain line. We can extend the scope with a sectional cable machine or CCTV camera to determine if a foreign object (typically a toy or wipe product) is lodged deeper.
The flush valve is the large central drain at the bottom of the toilet tank. Over time, the flush valve seat β the surface the flapper seals against β can develop mineral scale buildup or micro-fractures that prevent the flapper from sealing completely. If a new flapper doesn't resolve a running toilet, the flush valve seat is the next check.
This repair is commonly misidentified as a wax ring issue when the water appears at floor level. Water from a tank bolt leak runs down the outside of the bowl and accumulates at the base β looking identical to a wax ring leak until you trace the water path.
We handle the full process: shut water, pull old toilet (including wax ring and flange inspection), set the new unit, connect supply, and verify flush performance and seal before leaving.
Here's how a Masters Plumbing Service toilet call plays out in Fort Collins, CO from your first call to a quiet, leak-free bathroom.
We ask whether you have a gravity-feed toilet (standard) or a pressure-assist model, which affects which parts we bring.
For a rocking toilet, we assess floor movement, flange bolt tightness, and wax ring seal before recommending the appropriate repair.
If the diagnosis reveals a more involved repair than initially expected (damaged flange, cracked tank), we explain it before proceeding and re-quote accordingly.
Approved repairs execute immediately. After completion, we run five flush cycles to confirm the repair holds β silent tank refill, no base movement, clear bowl, no water at the base.

Three toilet repairs in one visit across two bathrooms. The tech moved through each one efficiently β new fill valve in the master, flapper replacement in the hall bath, and a wax ring reset in the kids' bathroom that had been slightly loose for over a year. All flat-rate, finished in two hours.
Toilet rocking at the base β I'd been told it was just a loose bolt. Masters Plumbing Service pulled it, and the wax ring had a void on one side from an uneven floor. They replaced the ring, used a flange extender to correct the height to the tile, and reset the toilet. Completely solid now and no floor staining at the base. Glad I called before a minor issue became a subfloor problem.
Water pooling at the toilet base had me convinced it was the wax ring. Tech traced the water to a corroded tank bolt β water was running down the outside of the bowl and pooling at the base without any leak at the floor seal. A 25-minute repair, not the toilet reset I was dreading.

Our techs carry parts for the most common toilet brands and models found in Fort Collins, CO residential homes.

A running toilet wastes hundreds of gallons of water a week. Our toilet techs in Fort Collins, CO carry the parts to fix it today β same visit, flat-rate price, guaranteed result.
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