The Essential Tools Every Homebrewer Should Have

The short answer: to brew all-grain beer you need a kettle or all-in-one system, a way to mash and separate the grain, a wort chiller, a fermenter with an airlock or pressure valve, a hydrometer or refractometer, an accurate thermometer, a scale, cleaner and sanitizer, and bottles or a keg. Of all the upgrades, fermentation temperature control improves the beer the most.

Stage	Essential	Nice to have
Brew day	Kettle or all-in-one system; mash bag, grain basket or mash tun; thermometer; scale; long spoon or paddle	Pump, grain mill, pH meter, steam condenser for brewing indoors
Chilling	Wort chiller	A faster chiller (counterflow or plate) and a pump
Measuring	Hydrometer or refractometer	Both; a pH meter
Fermentation	Fermenter with an airlock or pressure valve	Temperature control, a thermowell, an oxygen stone, a conical with a dump valve
Packaging	Bottles, caps, capper and bottling bucket, or a keg, CO₂ cylinder and regulator	Keg fridge, carbonation stone, closed transfers
Cleaning	Brewery cleaner, no-rinse sanitizer, soft brushes, spray bottle	A CIP spray device for conical fermenters

Brew day

• Kettle or system. For 5 gal (19 L) batches, a 10 gal (38 L) kettle gives room for the full volume and a rolling boil. An all-in-one electric system such as the Unibräu mashes, sparges and boils in one kettle with a grain basket, and recirculates the mash with its pump.
• Stainless is for durability, not heat. Stainless steel is a poor heat conductor, about 1/25 of copper. It’s chosen because it lasts and cleans easily. An electric element sitting in the wort heats the liquid directly, so the wall material hardly matters.
• Thermometer. A fast digital one. Check it in ice water: it should read 32°F (0°C). See measuring mash temperature.
• Scale. A kitchen scale for grain; one that reads to 1 g, or better 0.1 g, for hops and water salts.

Wort chiller	Good	Watch out for
Immersion	Simple, cheap, easy to clean	Slower on big batches
Counterflow	Fast; chills as you transfer; cleans in place	Needs a pump or a gravity drop
Plate	Fastest and compact	Hard to clean; hops can clog it (see plate chillers)

Our counterflow chiller is a stainless coil-in-coil with tri-clamp ends. If you brew indoors, a steam condenser removes the boil steam without a hood.

Measuring gravity

A hydrometer is cheap and accurate but needs a test jar of sample at the right temperature. A refractometer needs a few drops and reads hot wort in seconds, which makes it handy on brew day, but once there’s alcohol in the beer its readings need a correction calculator. Many brewers use a refractometer on the hot side and a hydrometer for final gravity.

Fermentation

Fermenter	Good	Watch out for
Plastic bucket	Cheap, light, wide opening	Scratches hide bacteria; replace it when it’s scratched
Glass or PET carboy	You can see the beer; glass doesn’t scratch	Glass is heavy and dangerous if dropped; narrow neck
Stainless conical	Dump yeast from the bottom and take samples; jacketed, pressure-rated models can be cooled through the jacket and ferment under pressure	Costs more; worth it most with temperature control

Fermentation makes its own heat, so the beer runs warmer than the room. Holding it at the right temperature does more for flavour than any other upgrade. The options run from a water bath or a fridge with a controller to a jacketed fermenter with our temperature control kit on tap water or a glycol chiller. More in fermentation temperature control.

Packaging

• Bottling: about 50 bottles of 12 oz (355 mL) per 5 gal, caps, a capper, a bottling bucket with a spigot, a bottle filler and priming sugar. A bench capper is steadier than a two-handled one; both cap one bottle at a time.
• Kegging: a keg, a CO₂ cylinder and regulator, gas and beer lines, a tap and somewhere cold to keep it. Faster than bottling and carbonates in days.

Compare them in bottling vs kegging.

Cleaning

1. Clean with an alkaline brewery cleaner and a soft cloth or brush to remove all visible soil. No steel wool on stainless: it leaves iron behind that rusts.
2. Rinse the cleaner off.
3. Sanitize just before use with a no-rinse sanitizer. Sanitizer only works on a clean surface. A spray bottle handles ports, clamps and gaskets.

Step by step in cleaning and sanitizing a fermenter.

Frequently asked questions

What’s the least I need for a first batch?

For an extract batch: a pot, a fermenter with an airlock, sanitizer, a thermometer, a hydrometer, and bottles, caps and a capper. Add a mash bag or grain basket and a bigger kettle when you move to all-grain.

Do I need a wort chiller?

For 1–3 gal, an ice bath in the sink works. For 5 gal and up, a chiller saves a lot of time. See why chill wort quickly.

Do I need a grain mill?

No. Buy your malt crushed. A mill pays off if you buy grain in bulk or want to adjust the crush.

Is stainless better than plastic?

For durability, yes: it doesn’t scratch, handles heat and can take pressure if it’s built for it. It isn’t better at heat transfer. A plastic fermenter is fine as long as you replace it when it gets scratched.

Related guides

Electric brewing for beginners, how to choose a brewing kettle, cleaning and sanitizing a fermenter, bottling homebrew. For the numbers, use our free brewing calculators.