How to build a cool box mash tun

Advertise with us
shop deals on amazon
Shop deals on ebay
The Homebrew Forum

Help Support The Homebrew Forum:

This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.
mine works well.
I removed the polestyrene, drilled a few holes in the bottom outer skin, and filled the cavity with vermiculite.
The holes I plugged with rubber gromets.

If I do it right, i might only see half a degree drop.
 
BALLIIHOO 30 Litre Homebrew and Winemaking Fermentation Bucket with Lever Tap & LCD Temperature Strip
£23.20
BALLIIHOO 30 Litre Homebrew and Winemaking Fermentation Bucket with Lever Tap & LCD Temperature Strip BalliihooHomebrew
BALLIIHOO Homebrew Kit - Basic Starter Equipment Set with 40 Pint Cider Ingredients & 1Kg Brewing Sugar
£57.76
BALLIIHOO Homebrew Kit - Basic Starter Equipment Set with 40 Pint Cider Ingredients & 1Kg Brewing Sugar BalliihooHomebrew
Mangrove Jack 10x Craft Series Mead Yeast M05 (10g)
-10%
£23.05 (£230.50 / kg) £25.60 (£256.00 / kg)
Mangrove Jack 10x Craft Series Mead Yeast M05 (10g) 247 Homebrew
Historical Brewing Techniques: The Lost Art of Farmhouse Brewing
-29%
£14.25 £19.99
Historical Brewing Techniques: The Lost Art of Farmhouse Brewing Amazon.co.uk
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing,SS304 HMCOCOOFM(with Fittings)
£103.05
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing,SS304 HMCOCOOFM(with Fittings) weifangguanhuawangluokejiyouxiangongsi
Wild Brews: The craft of home brewing, from sour and fruit beers to farmhouse ales: WINNER OF THE FORTNUM & MASON DEBUT DRINK BOOK AWARD
-25%
£16.57 £22.00
Wild Brews: The craft of home brewing, from sour and fruit beers to farmhouse ales: WINNER OF THE FORTNUM & MASON DEBUT DRINK BOOK AWARD Amazon.co.uk
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing,SS304 UGLJUNDU(with Fittings)
£102.31
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing,SS304 UGLJUNDU(with Fittings) chuyitongamz
Malt (Brewing Elements): A Practical Guide from Field to Brewhouse
-20%
£11.95 £14.99
Malt (Brewing Elements): A Practical Guide from Field to Brewhouse Amazon.co.uk
Digital Temperature Watch Heating Thermometer Home Brewing Tools for Wine Bottle
£14.76
Digital Temperature Watch Heating Thermometer Home Brewing Tools for Wine Bottle B&D DIRECT STORE
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing,SS304 ZUZAOJUYIN(with Fittings)
£104.00
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing,SS304 ZUZAOJUYIN(with Fittings) zhuzhaojunamz
FOR THE LOVE OF HOPS (Brewing Elements): The Practical Guide to Aroma, Bitterness and the Culture of Hops
-20%
£11.95 £14.99
FOR THE LOVE OF HOPS (Brewing Elements): The Practical Guide to Aroma, Bitterness and the Culture of Hops Amazon.co.uk
DIAH DO IT AT HOME Beer Making Kit 5 litre George's Beer Home Brew Craft Beer Starter Kit Equipment and Ingredients (PILS)
£35.95
DIAH DO IT AT HOME Beer Making Kit 5 litre George's Beer Home Brew Craft Beer Starter Kit Equipment and Ingredients (PILS) do-it-at-home
The Modern Homebrewer
-22%
£14.85 £18.99
The Modern Homebrewer Amazon.co.uk
DIAH DO IT AT HOME Fermenter 30l Fermentation Bucket with Tap, Airlock, Lid, and Bung, Homebrew Wine Making
£17.95
DIAH DO IT AT HOME Fermenter 30l Fermentation Bucket with Tap, Airlock, Lid, and Bung, Homebrew Wine Making do-it-at-home
BAWHO 4L 4" OD119mm * 1.5" OD50.5mm Copper Onion Head For Homebrewing,Thickness 1.5mm QINTINYIN(With Thermometer)
£445.68
BAWHO 4L 4" OD119mm * 1.5" OD50.5mm Copper Onion Head For Homebrewing,Thickness 1.5mm QINTINYIN(With Thermometer) hnhktrsmyxgs
Brew it Yourself: Make Your Own Beer, Wine, Cider and Other Concoctions
-27%
£10.99 £14.99
Brew it Yourself: Make Your Own Beer, Wine, Cider and Other Concoctions ST Bookstores
Mangrove Jack 3X ’s Craft Series Mead Yeast M05 (10g)
-12%
£10.49 (£349.67 / kg) £11.96 (£398.67 / kg)
Mangrove Jack 3X ’s Craft Series Mead Yeast M05 (10g) Almost Off Grid
How to Brew: Everything You Need to Know to Brew Great Beer Every Time
-25%
£14.25 £18.99
How to Brew: Everything You Need to Know to Brew Great Beer Every Time Amazon.co.uk
BJ #5s Kit - 25L Premium Winemaking Equipment Set (30 Bottles Size)
£45.99
BJ #5s Kit - 25L Premium Winemaking Equipment Set (30 Bottles Size) BiggerJugs
Home Brew Hydrometer with Included 100 Millimeter Trial Sampling Jar - Home Brew Equipment for Wine and Beer Making Testing Kit and Brewing Your Own Homebrew
£9.95
Home Brew Hydrometer with Included 100 Millimeter Trial Sampling Jar - Home Brew Equipment for Wine and Beer Making Testing Kit and Brewing Your Own Homebrew Thermometer World
Almost Off Grid Mead Yeast - 10g Sachet
£3.99 (£399.00 / kg)
Almost Off Grid Mead Yeast - 10g Sachet Almost Off Grid
2X Bulldog Mead Yeast & Nutrient High Alcohol 28g for 20-25L
£6.59 (£235.36 / kg)
2X Bulldog Mead Yeast & Nutrient High Alcohol 28g for 20-25L do-it-at-home
Brewing Classic Styles: 80 Winning Recipes Anyone Can Brew
-21%
£11.85 £14.99
Brewing Classic Styles: 80 Winning Recipes Anyone Can Brew Amazon.co.uk
ALCOTEC Wine Yeast Universal 40g - AROMATIC WINE COMPLEX - Yeast + Nutrient + Enzymes - Home Brew Yeasts, Wine Making Yeast, Homebrew, Wine meter …
£5.25 (£131.25 / kg)
ALCOTEC Wine Yeast Universal 40g - AROMATIC WINE COMPLEX - Yeast + Nutrient + Enzymes - Home Brew Yeasts, Wine Making Yeast, Homebrew, Wine meter … do-it-at-home
Wye Valley Meadery Traditional Mead (70cl Bottle), 14.5% ABV
£29.95 (£32.09 / 75 cl)
Wye Valley Meadery Traditional Mead (70cl Bottle), 14.5% ABV Saxtys Wines
BJ #3 Kit - Premium Winemaking Equipment Set (6 Bottles Size)
£44.99
BJ #3 Kit - Premium Winemaking Equipment Set (6 Bottles Size) BiggerJugs
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing,SS304(with Fittings)
£102.31
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing,SS304(with Fittings) zhaoweiamzqa
2x Mangrove Jack’s Craft Series Mead Yeast M05 (10g)
-8%
£6.89 (£344.50 / kg) £7.51 (£375.50 / kg)
2x Mangrove Jack’s Craft Series Mead Yeast M05 (10g) do-it-at-home
Almost Off Grid 25 Litre Home Brewing Kit for Beginners, Makes 30 Bottles, Equipment Starter Kit, Homebrewing Set for Wine, Beer, Cider and Mead Making, Basic Brewing Equipment
-6%
£29.95 £31.95
Almost Off Grid 25 Litre Home Brewing Kit for Beginners, Makes 30 Bottles, Equipment Starter Kit, Homebrewing Set for Wine, Beer, Cider and Mead Making, Basic Brewing Equipment Almost Off Grid
NHKSFBLQ 2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer With (19mm) OD50.5mm Thermometer Connector For Homebrewing,SS304(With Fittings)
£101.58
NHKSFBLQ 2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer With (19mm) OD50.5mm Thermometer Connector For Homebrewing,SS304(With Fittings) zhaojingouz
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing Distillation,SS304 ICXLPMC(Main Body)
£56.45
2" OD64mm x 1.5" OD50.5mm Tri- Clamp Reducer with (19mm) OD50.5mm Thermometer Connector for Homebrewing Distillation,SS304 ICXLPMC(Main Body) chengshifengamz
Brewing
-8%
£25.75 £27.99
Brewing Amazon.co.uk
Sanitary clamp 1.5" (38mm) OD50.5mm Sanitary Tri-Clamp 90-Degree Pipe With Nipple And Electronic Thermometer, Stainless Steel 304 Home brewing(Without Thermometer)
£63.25
Sanitary clamp 1.5" (38mm) OD50.5mm Sanitary Tri-Clamp 90-Degree Pipe With Nipple And Electronic Thermometer, Stainless Steel 304 Home brewing(Without Thermometer) DAN CHENG XIAN PENG SHI DA SHANG MAO DIAN
Lalvin EC-1118 Wine Yeast (10 Pack) - Champagne Yeast - Make Wine Cider Mead Kombucha At Home - 5 g Sachets - Saccharomyces cerevisiae - Sold by CAPYBARA Distributors Inc.
£9.99 (£199.80 / kg)
Lalvin EC-1118 Wine Yeast (10 Pack) - Champagne Yeast - Make Wine Cider Mead Kombucha At Home - 5 g Sachets - Saccharomyces cerevisiae - Sold by CAPYBARA Distributors Inc. CAPYBARA Distributors Inc. (UK)
4L 4" OD119mm * 1.5" OD50.5mm Copper Onion Head for Homebrewing,Thickness 1.5mm(with Thermometer)
£450.65
4L 4" OD119mm * 1.5" OD50.5mm Copper Onion Head for Homebrewing,Thickness 1.5mm(with Thermometer) nixuouz
Premium 25 Litre Beer and Wine Making Starter Kit with 2 Buckets Makes 30 or 60 Bottles, Equipment Kit, Homebrewing Set for Wine, Beer, Cider and Mead Making, Basic Brewing Equipment Almost Off Grid
£46.95
Premium 25 Litre Beer and Wine Making Starter Kit with 2 Buckets Makes 30 or 60 Bottles, Equipment Kit, Homebrewing Set for Wine, Beer, Cider and Mead Making, Basic Brewing Equipment Almost Off Grid Almost Off Grid
DIAH DO IT AT HOME Beer & Wine Making Starter Kit - Basic Equipment - All You Need in One Box Homemade Beer & Wine Home Brewing
£32.95
DIAH DO IT AT HOME Beer & Wine Making Starter Kit - Basic Equipment - All You Need in One Box Homemade Beer & Wine Home Brewing do-it-at-home
5 x Honey Yeast Bulldog Mead
£10.99 (£2.20 / count)
5 x Honey Yeast Bulldog Mead do-it-at-home
The Meaning of Beer: The Surprising Story of how Beer Made Us
-19%
£13.69 £16.99
The Meaning of Beer: The Surprising Story of how Beer Made Us Amazon.co.uk
Bulldog Brews Mead Yeast and Nutrient
£5.06 (£0.20 / l)
Bulldog Brews Mead Yeast and Nutrient do-it-at-home

Similar threads

Chizzle
Equipment For Sale For Sale: Bumper Lot! (Peterborough, Cambs)
Replies
0
Views
654
Chizzle
Chizzle
P
Coleman Xtreme 50qt Mash Tun Conversion
Replies
5
Views
1K
periolus
P
SheffieldBrew
Equipment For Sale Cool box mash tun
Replies
0
Views
625
SheffieldBrew
SheffieldBrew
J
Equipment For Sale Complete Homebrewing Kit for Sale - Outstanding quality and well cared for
Replies
4
Views
2K
Jiffy176
Jiffy176
O
Equipment For Sale Powell Brewing Stainless Steel 3 Vessel System
Replies
1
Views
2K
Ossiary
O

Latest posts

Back
Top