HVAC Help

Any one use this type of venting ??

Started by wantboost

Replies: 2
Views: 5,620

March 11, 2019, 07:23:16 AM
by bster352

Any advice on working without mess with s636 glue ??

Started by wantboost

Replies: 5
Views: 7,734

March 11, 2019, 07:17:16 AM
by bster352

System 636 is there a min distance it needs to extrude from exterior wall ??

Started by wantboost

Replies: 6
Views: 8,700

March 07, 2019, 08:16:21 PM
by Porcupinepuffer

Using 60000 btu in place of a 80000??

Started by wantboost

Replies: 3
Views: 6,981

March 05, 2019, 07:21:11 PM
by walker

Air filter questions!?!??!

Started by wantboost

Replies: 3
Views: 8,371

March 04, 2019, 07:30:33 PM
by tenletters

How to tighten pipe....

Started by wantboost

Replies: 12
Views: 10,493

March 04, 2019, 05:59:44 PM
by wantboost

Multiple problems...

Started by DavidIMcIntosh

Replies: 42
Views: 23,275

March 04, 2019, 12:58:04 PM
by Sergroum

Grey pipe for exhaust?

Started by playatwork007

Replies: 1
Views: 5,362

March 03, 2019, 10:40:33 AM
by Porcupinepuffer

Lennox 19w94, 17w82, EGC1 board repair high voltage ignition weak.

Started by neisg1

Replies: 1
Views: 5,747

February 28, 2019, 07:59:28 PM
by walker

Bright Orange Flames

Started by jamie

Replies: 2
Views: 6,957

February 18, 2019, 11:19:56 AM
by Admin

Stuck between 60kbtu and 40btu......

Started by Chester17

Replies: 2
Views: 6,282

February 16, 2019, 02:45:35 PM
by tenletters

What type of electrical heater for this stairwell ??

Started by wantboost

Replies: 4
Views: 9,443

February 16, 2019, 12:23:51 PM
by wantboost

Stuff the hot air vents?

Started by Chester17

Replies: 2
Views: 6,339

February 16, 2019, 11:24:44 AM
by Lee Batchelor

Nopoleon furnaces 6700 & 6600

Started by Chester17

Replies: 1
Views: 5,391

February 15, 2019, 09:07:54 PM
by Porcupinepuffer

distance between water heater and furnace?

Started by playatwork007

Replies: 5
Views: 15,747

February 10, 2019, 08:20:04 PM
by Admin

combustion air intake pipe

Started by Darkman5

Replies: 15
Views: 14,868

February 09, 2019, 12:39:35 PM
by Lee Batchelor

Furnace cleaning ??

Started by wantboost

Replies: 13
Views: 13,214

February 09, 2019, 07:40:18 AM
by Lee Batchelor

Too old to start hvac?

Started by sgwkerr

Replies: 7
Views: 9,197

February 05, 2019, 05:22:52 PM
by Lee Batchelor

Static Pressure Issues

Started by Viperi

Replies: 10
Views: 12,898

February 05, 2019, 05:19:22 PM
by Porcupinepuffer

Kirkland brand 2200 filters . How is the air flow ??

Started by wantboost

Replies: 5
Views: 14,667

February 04, 2019, 10:02:23 PM
by wantboost

Schedule 40 PVC pipe

Started by Lee Batchelor

Replies: 2
Views: 6,650

February 04, 2019, 09:41:20 PM
by Lee Batchelor

Furnace running hot !?!?

Started by wantboost

Replies: 8
Views: 8,963

February 03, 2019, 09:32:36 AM
by tenletters

wind interfering with pressure switches

Started by mattmctree

Replies: 8
Views: 12,605

February 03, 2019, 12:32:07 AM
by Hvacpimp

combustion analysis

Started by mattmctree

Replies: 7
Views: 7,897

January 25, 2019, 09:37:45 AM
by mattmctree

Vanee 50H unable to balance air flow on fresh

Started by brad_monty10

Replies: 4
Views: 7,304

January 23, 2019, 07:57:17 PM
by brad_monty10

extremely low humidity inside house

Started by aneta

Replies: 12
Views: 10,277

January 23, 2019, 07:15:41 AM
by Lee Batchelor

Help replacing trane xl824 with nest 3rd gen

Started by drtiki

Replies: 5
Views: 8,408

January 21, 2019, 06:53:06 PM
by Admin

Anyone have a copy of

Started by Mmtc79

Replies: 0
Views: 5,282

January 19, 2019, 09:53:26 PM
by Mmtc79

New Furnaces

Started by BenBear

Replies: 4
Views: 7,889

January 13, 2019, 04:04:46 PM
by Hvacpimp

Trane / American Standard 14.5” gas furnace available?

Started by BenBear

Replies: 3
Views: 5,913

January 09, 2019, 02:39:32 PM
by BenBear

Furnace sizing Daikin

Started by BenBear

Replies: 2
Views: 5,869

January 02, 2019, 09:13:46 PM
by BenBear

Ecobee3 Lite and HRV

Started by Jrostek

Replies: 8
Views: 12,661

January 02, 2019, 10:06:21 AM
by Admin

how does low staging affect AFUE and longevity?

Started by mdhare

Replies: 0
Views: 6,388

December 30, 2018, 10:25:19 AM
by mdhare

Coleman Modulating Furnaces

Started by davcas

Replies: 5
Views: 15,428

December 29, 2018, 11:37:49 AM
by Admin

Oil Furnace Heat Exchanger gasket replacement

Started by schepp

Replies: 8
Views: 10,584

December 28, 2018, 06:12:44 PM
by schepp

636 vs royal ??

Started by wantboost

Replies: 4
Views: 9,554

December 23, 2018, 08:03:46 PM
by Hvacpimp

Simplified HRV installation with T-shaped return - how do I do it?

Started by alex99

Replies: 8
Views: 10,869

December 19, 2018, 08:04:52 AM
by Admin

Fireplace Replacement

Started by walker

Replies: 4
Views: 7,018

December 18, 2018, 11:48:09 AM
by walker

carrier ECM blowers: understanding continuous fan cfm (and wattage)

Started by mdhare

Replies: 2
Views: 8,854

December 17, 2018, 08:27:22 PM
by Hvacpimp

chemicals in basement / gas appliances

Started by Brad.B.

Replies: 0
Views: 5,275

December 16, 2018, 05:53:23 PM
by Brad.B.

HRV as an Air Supply

Started by tmcmco

Replies: 6
Views: 7,980

December 09, 2018, 05:36:06 PM
by Admin

Aux heat running with slight increase in temp selection

Started by Hearttx

Replies: 6
Views: 8,177

December 05, 2018, 07:36:42 AM
by Hearttx

Outside air intake for power vented water heater

Started by 9604708

Replies: 1
Views: 6,289

December 03, 2018, 09:49:25 AM
by Admin

Furnance Air Filter

Started by virg9454a

Replies: 5
Views: 8,481

December 02, 2018, 04:33:05 PM
by Sergroum

Trane xv95 speed control

Started by Rjmansbridge

Replies: 7
Views: 13,825

November 24, 2018, 10:32:57 AM
by Admin

Boiler comissioning

Started by Sergroum

Replies: 2
Views: 6,685

November 19, 2018, 08:22:30 PM
by Hvacpimp

Sharing old manuals

Started by davj3

Replies: 1
Views: 6,356

November 17, 2018, 10:35:25 PM
by Admin

Can you have too much air return?

Started by prdufresne

Replies: 3
Views: 7,024

November 16, 2018, 08:52:54 PM
by prdufresne

UT Controls Intermittent Pilot Ignition

Started by Slowpoke

Replies: 0
Views: 5,407

November 16, 2018, 01:49:31 AM
by Slowpoke

Horizontal Furnace Install

Started by scarey8

Replies: 7
Views: 8,380

November 11, 2018, 10:43:58 AM
by plott hound

In floor heat insulation preferences

Started by G.P.

Replies: 0
Views: 5,562

November 11, 2018, 02:56:32 AM
by G.P.

Need help choosing between heat pump quotes (Canada)

Started by morglum

Replies: 2
Views: 6,846

November 06, 2018, 12:10:34 AM
by BertramPenn

Copper to gas valve

Started by walker

Replies: 9
Views: 10,965

November 04, 2018, 10:37:02 AM
by Admin

Problem York gas hot air furnace

Started by cxf

Replies: 3
Views: 6,544

November 03, 2018, 07:09:20 AM
by Porcupinepuffer

New PCB Board

Started by Acesmith

Replies: 3
Views: 8,429

October 28, 2018, 05:37:56 PM
by harshal

Does this thermostat/furnace wiring make sense?

Started by jwmarsha

Replies: 10
Views: 12,103

October 21, 2018, 08:19:30 PM
by walker

ecobee 4 and HRV

Started by godfather55v

Replies: 4
Views: 10,030

October 12, 2018, 06:48:31 AM
by walker

Low Air Flow

Started by steve_togo

Replies: 8
Views: 8,415

September 22, 2018, 11:47:12 AM
by Sergroum

Appliance connector

Started by howitt

Replies: 8
Views: 9,634

September 20, 2018, 01:53:28 PM
by Admin

Thermostat Wiring

Started by Halton

Replies: 3
Views: 6,802

September 18, 2018, 07:54:38 PM
by Admin

new user, lennox 296uh help with ECM fan speed and 2 stage heating

Started by hellojtm

Replies: 11
Views: 18,885

September 18, 2018, 07:07:00 PM
by Admin

Ammended.

Started by Minh le

Replies: 1
Views: 6,304

September 02, 2018, 10:48:52 PM
by Admin

Condenser Fans running in opposite direction

Started by Sergroum

Replies: 12
Views: 19,788

August 05, 2018, 01:42:42 PM
by Sergroum

Cost effective HVAC design

Started by danpetrescu

Replies: 0
Views: 5,211

August 01, 2018, 12:44:12 PM
by danpetrescu

Mini-Split Recommendation

Started by Jorgebaloy

Replies: 3
Views: 7,150

July 31, 2018, 06:24:33 PM
by Hvacpimp

Vent for a door

Started by wantboost

Replies: 18
Views: 12,718

July 27, 2018, 11:06:34 PM
by Admin

Hot Max Hose for BBQ and Decorative Table

Started by walker

Replies: 6
Views: 7,353

July 26, 2018, 04:39:55 PM
by walker

a/c sizing

Started by robstar

Replies: 12
Views: 12,937

July 26, 2018, 08:47:04 AM
by Admin

b6 error code on Amana Furnace

Started by Sergroum

Replies: 5
Views: 10,934

July 24, 2018, 08:51:41 AM
by Admin

I'm stumped goodman 2.5 ton 16 seer

Started by Hvacpimp

Replies: 1
Views: 5,573

July 21, 2018, 10:15:10 PM
by Admin

Heat Pump Condensor Fan

Started by Freddydoo

Replies: 8
Views: 7,709

July 20, 2018, 10:23:48 AM
by Jorgebaloy

Hydronic air handler / Combo gas water heater

Started by enzof

Replies: 3
Views: 6,936

July 20, 2018, 06:20:37 AM
by Admin

Heating/cooling condo unit - water pipes

Started by dan_movie

Replies: 0
Views: 5,175

July 18, 2018, 07:42:39 PM
by dan_movie

Tankless Water Heaters

Started by jamie

Replies: 1
Views: 5,461

July 18, 2018, 06:15:29 PM
by Admin

Minimum space required between 2 residential A/C units?

Started by tthesarge

Replies: 3
Views: 6,361

July 17, 2018, 02:38:55 PM
by Jorgebaloy

Barbeque quick connect and convenience outlets

Started by DaveP

Replies: 7
Views: 9,232

July 14, 2018, 07:59:55 AM
by Admin

Medium Static Ducted Mini-splits

Started by Sergroum

Replies: 4
Views: 7,981

July 12, 2018, 11:36:51 AM
by Jorgebaloy

Condesation inside of furnace

Started by walker

Replies: 6
Views: 8,357

July 10, 2018, 08:46:12 AM
by walker

Shet Metal Worker license?

Started by Viperi

Replies: 8
Views: 11,178

July 10, 2018, 08:42:29 AM
by Seinrub

ODP question.

Started by Minh le

Replies: 2
Views: 10,151

July 09, 2018, 11:48:56 PM
by Minh le

Condenser fan running

Started by Porcupinepuffer

Replies: 14
Views: 12,016

July 09, 2018, 08:12:00 AM
by Trainerguy

ecobee 4+ Furnace + AC + HRV

Started by Garce

Replies: 7
Views: 11,800

July 09, 2018, 07:49:53 AM
by Garce

Code question - return air

Started by Brad.B.

Replies: 3
Views: 7,302

July 08, 2018, 01:28:57 PM
by Hvacpimp

Pvc exhaust flue screen ???

Started by wantboost

Replies: 8
Views: 8,985

July 08, 2018, 01:10:50 PM
by Hvacpimp

Weird problem

Started by Sergroum

Replies: 9
Views: 8,881

June 17, 2018, 04:16:27 PM
by Sergroum

HELP Venting Clearance question new HE furnace installed

Started by Jester24

Replies: 5
Views: 7,307

June 17, 2018, 03:57:48 PM
by Sergroum

DC clamp meters?

Started by Brad.B.

Replies: 9
Views: 9,260

June 17, 2018, 03:31:45 PM
by Brad.B.

Pipe Sizing - Point Load Method (ie manifold)

Started by Brad.B.

Replies: 3
Views: 9,250

June 13, 2018, 07:18:26 PM
by Brad.B.

Rooftop secured to structure?

Started by DaveP

Replies: 4
Views: 6,207

June 08, 2018, 10:51:54 AM
by DaveP

AC running alot

Started by jamie

Replies: 19
Views: 11,579

May 28, 2018, 04:15:21 PM
by walker

Pool Heater Venting.

Started by walker

Replies: 8
Views: 13,482

May 27, 2018, 01:42:52 PM
by Admin

Indoor pool heater venting

Started by Xiaopig9

Replies: 15
Views: 24,925

May 26, 2018, 09:12:48 PM
by Attavior

Rooftop installation and roof reinforcement

Started by Sergroum

Replies: 6
Views: 8,877

May 26, 2018, 07:24:06 PM
by Porcupinepuffer

Payne PG95XAT - "y" connection question

Started by Grant F

Replies: 4
Views: 9,634

May 24, 2018, 08:23:31 PM
by Grant F

G. 3 Practical hand on challenge.

Started by Minh le

Replies: 4
Views: 8,535

May 22, 2018, 12:45:48 AM
by Minh le

Pool Heaters

Started by walker

Replies: 5
Views: 7,669

May 18, 2018, 04:45:17 PM
by Hgye

Certified Electronics EBg Tech looking to get a G3

Started by tfab

Replies: 7
Views: 7,807

May 17, 2018, 09:47:45 PM
by NoDIY

Stocking up truck for A/C season

Started by Viperi

Replies: 1
Views: 6,539

May 15, 2018, 09:26:13 AM
by bster352

Belimo zone control 120 nc

Started by harshal

Replies: 0
Views: 5,570

May 05, 2018, 12:09:37 PM
by harshal

Fireplace insert

Started by walker

Replies: 3
Views: 5,989

April 28, 2018, 11:42:36 AM
by walker

Four lights blinking on control board

Started by BigK75

Replies: 3
Views: 6,688

April 20, 2018, 04:20:04 PM
by Frosty

Register box/boot

Started by ozzman71

Replies: 0
Views: 5,072

April 16, 2018, 04:59:01 PM
by ozzman71

BBQ termination clearane to gas meter and openings

Started by G.P.

Replies: 9
Views: 11,467

April 13, 2018, 08:52:17 AM
by Admin

Looking for a copy of PDF file of code book B149-3 for G1 class

Started by DAVID

Replies: 0
Views: 5,401

March 27, 2018, 06:28:47 PM
by DAVID

Teflon NG tape

Started by G.P.

Replies: 10
Views: 9,219

March 25, 2018, 09:16:28 AM
by walker

Gas Range clearance Question

Started by Porcupinepuffer

Replies: 5
Views: 18,082

March 19, 2018, 09:19:00 AM
by NoDIY

Career in HVAC

Started by Dhanush

Replies: 0
Views: 5,396

March 10, 2018, 12:25:09 AM
by Dhanush

HRV Installation

Started by BigK75

Replies: 7
Views: 9,843

March 07, 2018, 06:53:59 PM
by BigK75

Mounting Brackets - where to get these?

Started by G.P.

Replies: 14
Views: 10,549

March 07, 2018, 03:43:46 PM
by G.P.

red tag vent

Started by screech

Replies: 1
Views: 5,217

March 04, 2018, 06:58:02 PM
by Sergroum

Coil Cleaner

Started by Gander

Replies: 4
Views: 7,029

March 02, 2018, 07:43:07 AM
by walker

Reznor Heat exchanger support rattling

Started by G.P.

Replies: 3
Views: 7,720

February 27, 2018, 06:22:53 PM
by G.P.

Honeywell TH8320R

Started by David DeBord

Replies: 1
Views: 5,107

February 21, 2018, 04:42:26 PM
by Admin

Charging 1 port heat pumps in the winter

Started by Sergroum

Replies: 4
Views: 6,497

February 17, 2018, 02:13:37 AM
by Sergroum

Can't get a clean burn

Started by mike117

Replies: 3
Views: 5,912

February 15, 2018, 07:56:26 PM
by mike117

Unit Heater

Started by G.P.

Replies: 1
Views: 5,287

February 14, 2018, 07:55:22 PM
by slo-115

Gmh95045

Started by jamie

Replies: 7
Views: 7,192

January 19, 2018, 06:33:48 PM
by walker

Amana amv90704CXBA 0611603375

Started by jamie

Replies: 4
Views: 6,359

January 18, 2018, 11:49:49 PM
by NoDIY

Keeprite ntg9075fga2 furnace manual

Started by jamie

Replies: 8
Views: 7,559

January 17, 2018, 04:38:00 PM
by jamie

Combustion and ventilation air

Started by harshal

Replies: 1
Views: 5,112

January 17, 2018, 01:28:30 PM
by Porcupinepuffer

Temperature regulation problem with my Mitsubishi Zuba-Central

Started by maxsten

Replies: 6
Views: 7,059

January 15, 2018, 03:48:42 PM
by Admin

Condo hvac clarification !?!?

Started by wantboost

Replies: 0
Views: 4,991

January 15, 2018, 10:25:18 AM
by wantboost

Low water cut off for condensing boiler

Started by Xiaopig9

Replies: 4
Views: 14,983

January 10, 2018, 09:06:06 PM
by Xiaopig9

Two Stage Thermostats for Two Stage Furnace

Started by lymer

Replies: 9
Views: 67,539

January 10, 2018, 12:24:27 PM
by 44trane

Primary loop / Secondary loop

Started by JRG

Replies: 2
Views: 7,115

January 04, 2018, 10:58:12 AM
by Admin

BC codes on LWCO?

Started by JRG

Replies: 2
Views: 6,153

January 03, 2018, 01:59:50 PM
by JRG

Nest gen 3 problems

Started by Mmtc79

Replies: 1
Views: 5,405

January 02, 2018, 04:10:24 PM
by Admin

Lifebreath RNC155 won't start

Started by jimpanze

Replies: 2
Views: 6,013

January 02, 2018, 04:02:07 PM
by Admin

Tempstar

Started by klaehn88

Replies: 2
Views: 5,475

December 24, 2017, 02:40:14 PM
by Mmtc79

Direct vent exhaust distance from ground

Started by wantboost

Replies: 1
Views: 5,054

December 22, 2017, 04:45:06 AM
by Porcupinepuffer

Takiagi tankless 2007

Started by Mmtc79

Replies: 4
Views: 6,441

December 21, 2017, 09:14:39 PM
by Mmtc79

High Pitch Resonance in Heating Pipes

Started by RozBujnik

Replies: 2
Views: 5,296

December 21, 2017, 02:14:48 PM
by Hgye

GMVM96 enigma

Started by Sergroum

Replies: 16
Views: 10,980

December 19, 2017, 11:24:15 PM
by Sergroum

LUXAIRE Furnace

Started by jamie

Replies: 1
Views: 5,260

December 15, 2017, 11:50:13 AM
by Admin

Meter Sizing

Started by nash668

Replies: 3
Views: 5,732

December 10, 2017, 03:49:08 PM
by Admin

1993 Elitair Magik Fan

Started by Loon

Replies: 1
Views: 6,588

December 05, 2017, 03:02:16 PM
by Admin

Installation of receptacle for RTU

Started by Samjohn

Replies: 2
Views: 7,975

December 01, 2017, 07:15:14 AM
by Samjohn

Install Honeywell Lyric thermostat in old house

Started by ThePerk

Replies: 1
Views: 5,308

November 29, 2017, 06:45:25 AM
by Admin

Replacing 3 control by one digital

Started by BenCour

Replies: 6
Views: 7,873

November 22, 2017, 07:03:21 AM
by BenCour

Lifebreath HRV not drawing in fresh air

Started by JWS

Replies: 3
Views: 6,294

November 19, 2017, 08:29:15 PM
by walker

NOISY 2 STAGE FURNACE

Started by DANIEL SCOTT

Replies: 7
Views: 7,989

November 17, 2017, 10:29:16 PM
by NoDIY

Venmar evo5 hrv weird install

Started by Tomtechbignoob

Replies: 2
Views: 5,038

November 14, 2017, 08:56:49 AM
by Admin

Clearance issue.

Started by scarey8

Replies: 7
Views: 7,250

October 27, 2017, 12:45:17 PM
by Admin

Newmac cl 86-96 wood and oil combination furnace

Started by Labsearcher

Replies: 2
Views: 6,510

October 23, 2017, 03:45:18 PM
by slo-115

HELP (Need Manuals) Bryant plus 80t - 330AAV024060FDJA

Started by scott

Replies: 2
Views: 5,220

October 18, 2017, 09:41:28 PM
by scott

Going from a 2-stage stat, to a single stage stat

Started by Jawjaboy

Replies: 13
Views: 9,352

October 16, 2017, 11:06:06 PM
by Jawjaboy

Combo-pac hot water air handler

Started by jddunning

Replies: 2
Views: 5,296

October 16, 2017, 03:57:39 PM
by walker

R22 Start Up in the Winter

Started by TheBarber

Replies: 1
Views: 4,755

October 16, 2017, 11:45:28 AM
by rmuntz

goodman furnace issue

Started by mattmctree

Replies: 17
Views: 10,907

October 10, 2017, 07:50:26 PM
by walker

Test question ?

Started by Smz

Replies: 0
Views: 4,378

October 03, 2017, 04:24:38 PM
by Smz

OBT2 student lab manual answer key

Started by tippycanoe

Replies: 0
Views: 4,670

October 03, 2017, 12:04:35 PM
by tippycanoe

Ice to Water - BTU Calculation

Started by Admin

Replies: 1
Views: 11,501

September 29, 2017, 11:51:39 AM
by Porcupinepuffer

GOODMAN DEFROST CONTROL BOARD

Started by pufflizard

Replies: 6
Views: 8,753

September 29, 2017, 08:12:59 AM
by Admin

Lifebreath hrv 155max not working

Started by Steven b

Replies: 2
Views: 6,498

September 22, 2017, 04:02:29 PM
by Steven b

Merv 10 or merv 11 for condo??

Started by wantboost

Replies: 3
Views: 5,487

September 22, 2017, 10:32:09 AM
by Jutzi46

Indoor blower not running

Started by jamie

Replies: 4
Views: 5,113

September 22, 2017, 08:29:56 AM
by jamie

white rodgers 36j27 gas valve

Started by andyvillen

Replies: 0
Views: 5,818

September 06, 2017, 07:34:48 AM
by andyvillen

Return air issues

Started by mattmctree

Replies: 4
Views: 5,833

September 05, 2017, 07:20:39 PM
by Porcupinepuffer

FANTECH VHR704R damper motor hot

Started by romka

Replies: 0
Views: 4,476

August 25, 2017, 01:40:34 PM
by romka

Piping heat runs to the floor in basements

Started by slo-115

Replies: 2
Views: 4,949

August 23, 2017, 07:11:25 PM
by Admin

Standards for Brazing

Started by walker

Replies: 6
Views: 9,071

August 18, 2017, 05:29:18 AM
by Admin

maximum distance from range hood outlet for a back draft damper

Started by Huck50

Replies: 1
Views: 4,474

August 11, 2017, 01:01:13 PM
by Admin

Insulated flex for bathroom exhaust fans

Started by slo-115

Replies: 3
Views: 5,265

August 08, 2017, 02:13:39 PM
by slo-115

Ecobee3 PEK adapter

Started by Sergroum

Replies: 4
Views: 5,100

August 05, 2017, 07:35:29 PM
by Sergroum

Natural Draft water tank in a rental basement

Started by Viperi

Replies: 3
Views: 5,810

July 31, 2017, 08:39:57 PM
by Admin

Wardflex grounding for bbq, infoor fireplaces etc

Started by Viperi

Replies: 3
Views: 5,227

July 17, 2017, 06:12:57 PM
by Viperi

Garage Heater

Started by walker

Replies: 3
Views: 4,998

July 10, 2017, 09:20:41 PM
by walker

Going from a 4" duct to 8" used in a range hood insulation question.

Started by Huck50

Replies: 4
Views: 5,441

July 10, 2017, 08:10:17 PM
by Huck50

AHRI Certificate

Started by walker

Replies: 23
Views: 12,231

July 04, 2017, 05:42:00 PM
by Admin

Dry Charged Units

Started by walker

Replies: 6
Views: 5,810

June 28, 2017, 08:57:25 AM
by walker

Thrown to the wolves

Started by mattmctree

Replies: 2
Views: 4,770

June 28, 2017, 08:57:03 AM
by rmuntz

SL 2000 duct smoke detector

Started by harshal

Replies: 4
Views: 9,161

June 07, 2017, 10:42:42 AM
by harshal

Tssa G3 Exam

Started by ReeferApprentice

Replies: 3
Views: 5,913

June 04, 2017, 05:16:23 PM
by Troyboy

amana furnace

Started by robstar

Replies: 4
Views: 6,113

May 28, 2017, 08:32:43 AM
by robstar

Flex Pipe for the Fireplace if you use a Telescopic Snorkel Termination

Started by Sergroum

Replies: 2
Views: 4,641

May 25, 2017, 07:38:00 PM
by Sergroum

WIFI Thermostat

Started by Shane

Replies: 2
Views: 4,607

May 25, 2017, 07:35:56 PM
by Viperi

Thermostat for setup with ERV and dehumidifier

Started by JohnEnglish

Replies: 2
Views: 5,687

May 22, 2017, 05:09:14 PM
by JohnEnglish

New thermostat issues

Started by aaron86

Replies: 5
Views: 5,653

May 21, 2017, 12:46:37 PM
by aaron86

Brazing fumes burning refrigerant

Started by mattmctree

Replies: 4
Views: 7,712

May 20, 2017, 07:46:16 PM
by walker

Procedures to write red tags and summit it/ fix a red tag

Started by Viperi

Replies: 3
Views: 5,627

May 20, 2017, 07:44:28 PM
by walker

Venmar Constructo 1.0 HRV with NEST or Ecobee?

Started by deadtorights

Replies: 19
Views: 16,316

May 20, 2017, 06:34:23 AM
by Admin

Using a Vanee 90H-V ECM ERV with Carrier Infinity Furnace set to Low Speed

Started by rdasilva

Replies: 5
Views: 7,303

May 13, 2017, 10:27:41 AM
by Admin

FWA furnace in attic

Started by Gasguy79

Replies: 2
Views: 4,313

May 13, 2017, 07:35:22 AM
by rmuntz

Small 20-30 Gallon Powervent Water Heater

Started by walker

Replies: 7
Views: 5,867

May 04, 2017, 05:14:32 PM
by walker

A/C lineset

Started by Shane

Replies: 5
Views: 5,410

May 03, 2017, 05:13:07 PM
by Viperi

Where to buy a 4 inch dryer booster fan?

Started by Viperi

Replies: 2
Views: 4,720

April 24, 2017, 10:53:36 AM
by bster352

HRV with Nest

Started by sandlerdmitri

Replies: 1
Views: 7,086

April 20, 2017, 02:34:52 PM
by Admin

Homeowner - need assistance with determining value of Heatpump/AC unit

Started by raeliera

Replies: 4
Views: 4,787

April 15, 2017, 08:04:49 PM
by raeliera

New Subdivisions and Bare Minimum Furnaces

Started by Sergroum

Replies: 1
Views: 4,159

April 13, 2017, 08:34:55 AM
by Admin

Walk in Fridges.

Started by Sergroum

Replies: 1
Views: 4,422

March 26, 2017, 10:17:46 AM
by rmuntz

Hvac student in need of some help

Started by muffinman540

Replies: 5
Views: 5,622

March 22, 2017, 09:56:22 AM
by Porcupinepuffer

Making a website.

Started by WHarris

Replies: 1
Views: 4,294

March 21, 2017, 10:02:13 PM
by Admin

Gas " check meter" where to buy

Started by Viperi

Replies: 2
Views: 4,844

March 15, 2017, 08:38:02 AM
by Viperi

Blower keeps running but burners shut off during call for heat

Started by mir

Replies: 3
Views: 5,029

March 13, 2017, 01:14:10 PM
by Admin

new built HVAC generated big noise but HVAC company refused to fix

Started by zhen

Replies: 1
Views: 4,310

March 11, 2017, 10:17:58 PM
by Viperi

Storage tank for tankless

Started by walker

Replies: 6
Views: 5,543

March 11, 2017, 08:40:46 PM
by walker

residential boiler license?

Started by Viperi

Replies: 4
Views: 4,721

March 01, 2017, 12:46:06 PM
by Viperi

Help GeneralAir Humidifier 900CSW Wiring

Started by tdibratt

Replies: 6
Views: 6,572

February 24, 2017, 10:11:45 AM
by Admin

A Carrier TP6 80k BTU furnace's fan

Started by Sergroum

Replies: 9
Views: 7,898

February 08, 2017, 04:29:06 PM
by Porcupinepuffer

ITA 400 oil heater

Started by mrbean

Replies: 1
Views: 4,566

February 05, 2017, 07:50:48 PM
by Admin