Home Improvement Stack Exchange
Home Improvement Stack Exchange

Questions tagged [flow-rate]

16 questions
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2 answers

Very low hot water flow in single fixture

I have very low hot water flow (0.7 GPM) to my master shower. Other fixtures served by the same hot water line get about 2.5 GPM hot water or more. I suspect that there is a kink in the final PEX run to the shower, but want to eliminate the…
Drew Shafer
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Can I overcome (increase) lift height in a pond pump by decreasing the output diameter?

I am working on a small hydroponic flood/drain system (horizontal pipes at 18", 36", 48" and 72" off the floor level). Typically I use a pond pump with 3/4" outflow for my 30" above ground systems. I just don't think I need that big of a pump…
Zachary
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1 answer

What flow rate should be expected from the taps in a bathroom?

What sort of flow rate should be expected from the hot and cold taps on a bathroom sink? The flat is a single story high, the plumbing is what I'd describe as UK traditional, the mains water flows into a header tank at ceiling level in the airing…
ConanTheGerbil
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New rimless toilet splashing up

I had a new toilet installed and it's rimless the cistern was moved to attic. The issue is with the flush sometimes the water splashes up. I need some sort or restrictor to slow down flow. Anyone link the item I need? Cheers
user3672550
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Low *Tub Spout* Flow with All New Plumbing

I just built a guest house myself. Everything is new, including the pipes. With no cartridge installed, and the stops open far as they go (~½” of threads showing), I get ~8 GPM flow out of the Delta rough-in valve body (R10000-UNWS). I’ve tried 3…
borisj
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Filter accepts 1 inch fitting supply is 3/4

I am installing a whole house filter and UV system. The connections are all 1 inch. My incoming main (city) is also 1 inch, but has been reduced to 3/4 pex (feeding a softener). I plan to put the filter before the softener, so should I run 1 inch…
Randall
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1 answer

Faucet handle doesn't work until end rotation

Old cast iron kitchen sink with two-handled faucet like this one. The water flow doesn't really pick up until you rotate the handles about 180 degrees, then you get great flow! It otherwise doesn't feel loose. It happens for both hot and cold. …
Jess
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Is there an aerator for Kohler K-27008-K-cp that produces than 1.2 gpm? Or a way to modify 1.2 gpm aerator?

Is there an aerator for Kohler K-27008-K-cp that produces than 1.2 gpm? Or a way to modify 1.2 gpm aerator with an aerator production more than 1.2 gpm? Water flow is fine with aerator removed, but it splashes.
S. Rogers
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What is the best size pipe to run from a well head into the house?

While we have never had great water flow in our house, it is now slowly degrading to a point where it needs to be addressed. Consequently, I am having the plumbing from my well head to my water softener replaced. It is a very old set up (50+…
Phil
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How do I increase pressure so I can run two showers heads at same time

I am about to remodel my master bath and create a rather large shower. I want to upgrade it to two shower heads. They will both be running at same time. Right now the water pressure is ok but I don't think in its current form it will handle two…
Grim
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Installing a sillcock, can I slightly bend copper for an offset connection? Will making the inlet 3/4" from existing reduced 1/2" increase flow rate?

The hose bib at my parents' place hasn't been working for quite some time so I wanted to try my hand at replacing it with a frost-free sillcock. While water only dribbles out when the faucet is opened, the shut-off valve looks very corroded and I…
Dispatch
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Flow rate of two sump pumps using a single 1.5-inch ABS pipe

I have two main sump pumps inside the same sump pit: Liberty 297 ↗ (3/4 hp - 78 GPM) Liberty 257 ↗ (1/3 hp - 47 GPM). Each pump discharges through a 1.5-inch pipe. I plan to connect them using a Y-shaped connector to a single 1.5-inch discharge…
Bondsmith
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Well Water System Setup

We have a well system that is currently set up in this order. We don't have many problems out of it other than the typical issues such as hard water, sediment (occasionally), and multiple demands (shower, washer, and dishwasher) causing low…
Roberts2600
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80' ¼" RO WATER LINE FROM HOUSE TO GARAGE

Can I run a ¼" water line off my RO system 80' to my garage and still have decent fl
Ken Jackson
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Electric pressure washers: are type of pump, flow rate, and PSI reliable indicators of duty cycle?

I know little about pressure washers but do need to buy one for a project where I'll use the 15-degree nozzle to power-wash decades of grime from several pallets of reclaimed pavers. I'd like to pick the unit by duty-cycle, by how long it would work…
mr blint
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