HVAC Help

More important temp rise or static pressure?

Started by JohnB

Replies: 8
Views: 4,788

March 25, 2022, 05:07:49 AM
by tenletters

Is my Air Conditioner creating humidity in the room?

Started by humiditycrisis

Replies: 2
Views: 2,500

March 24, 2022, 08:19:22 PM
by Hvacpimp

Blower runs briefly

Started by JohnB

Replies: 3
Views: 2,550

March 24, 2022, 08:14:00 PM
by Hvacpimp

Rheem condenser low voltage issue

Started by rcflightcrazed

Replies: 4
Views: 3,129

March 24, 2022, 08:04:49 PM
by Hvacpimp

low flame signal on / amana/goodman 2 stage AMVM96 MODEL

Started by hvactech83

Replies: 4
Views: 4,244

March 24, 2022, 08:00:16 PM
by Hvacpimp

HELP!!! Second Floor Cooling Problems - My Family is Threatening My Life (j/k?)

Started by Beerski

Replies: 1
Views: 2,171

March 18, 2022, 12:28:54 PM
by Porcupinepuffer

Decorative range Hood

Started by Andrew78

Replies: 6
Views: 3,587

March 17, 2022, 06:53:29 AM
by Andrew78

Ecobee 4 with dual transformer (Fan Control Center) question

Started by ozzium

Replies: 1
Views: 3,977

March 14, 2022, 05:46:54 PM
by Porcupinepuffer

Water heater gas usage

Started by deep

Replies: 1
Views: 2,325

February 28, 2022, 04:21:22 PM
by Admin

Subpar Bryant furnace performance?

Started by rx64397

Replies: 18
Views: 4,474

February 23, 2022, 02:54:07 PM
by rx64397

VanEE HRV running on max even when set to low/intermittent

Started by HRVnewbie

Replies: 0
Views: 2,120

February 13, 2022, 07:17:13 AM
by HRVnewbie

York Air Handler 24VAC

Started by lkenny

Replies: 2
Views: 2,404

February 13, 2022, 07:14:00 AM
by lkenny

ice ice baby ??

Started by corrinarusso

Replies: 8
Views: 3,137

January 31, 2022, 05:07:18 AM
by Porcupinepuffer

Lennox XP 14 issues

Started by Rhbaze

Replies: 0
Views: 2,003

January 27, 2022, 07:52:55 PM
by Rhbaze

Bryant 926TB 2 stage gas furnace installed smart thermostat wiring help

Started by indiana

Replies: 8
Views: 5,523

January 27, 2022, 03:53:45 PM
by Admin

Ecobee4 Wiring 2 stage Rheem Furnace + Ac + Humidifier

Started by Tailtunz

Replies: 2
Views: 3,780

January 26, 2022, 07:06:11 AM
by Tailtunz

DX-Pl02 with a lifebreath 155 Max (first generation...)

Started by fm1rt9n

Replies: 2
Views: 2,826

January 18, 2022, 07:54:58 PM
by fm1rt9n

Interlocking Old Lifebreath HRV (Model 100DEF) to Furnace Fan

Started by Gordon

Replies: 5
Views: 3,738

January 17, 2022, 07:05:56 PM
by Gordon

Mitsubishi Zuba heating mode noise level

Started by David321

Replies: 5
Views: 8,240

January 16, 2022, 08:22:48 AM
by phabsch

Help removing ceiling return filter grille

Started by EasyRhino

Replies: 1
Views: 3,188

January 15, 2022, 08:26:47 PM
by Sergroum

Norton relays melting

Started by cbax

Replies: 0
Views: 2,272

January 12, 2022, 07:17:19 PM
by cbax

Carrier HRV model HRVCCSVU1150-A

Started by whoru4

Replies: 1
Views: 2,530

January 04, 2022, 07:32:47 PM
by Admin

Megatape for gas pipe

Started by samihabib

Replies: 1
Views: 2,160

December 31, 2021, 07:43:21 PM
by NoDIY

Lifebreath HRV

Started by Dcat

Replies: 4
Views: 11,271

December 28, 2021, 11:45:11 AM
by HiKsFiles

Furnace cycling problem

Started by ruby278

Replies: 3
Views: 3,070

December 24, 2021, 06:07:53 PM
by Hgye

Furnace fan restarting

Started by oldguy

Replies: 3
Views: 2,976

December 08, 2021, 06:23:14 AM
by Admin

Lennox limit switch problem

Started by drpil

Replies: 13
Views: 9,561

December 05, 2021, 01:06:09 PM
by drpil

Just getting your opinion

Started by sinsaregone

Replies: 0
Views: 2,154

November 27, 2021, 11:13:48 AM
by sinsaregone

Aprilaire humidity reading issue

Started by edst99

Replies: 0
Views: 2,128

November 27, 2021, 10:18:37 AM
by edst99

ERV wiring to 'incompatible' controller

Started by jimofall

Replies: 2
Views: 3,166

November 25, 2021, 10:44:44 AM
by jimofall

Honeywell T10 - Avoiding Aux Heat for Defrost

Started by nailbird

Replies: 2
Views: 4,821

November 24, 2021, 07:41:33 PM
by nailbird

Replace old with smart thermostat

Started by topaz318

Replies: 0
Views: 2,412

November 17, 2021, 12:06:37 PM
by topaz318

fire damper in basement help

Started by xchainsz

Replies: 0
Views: 2,168

November 07, 2021, 05:59:39 PM
by xchainsz

Mini Split

Started by BillC

Replies: 0
Views: 2,264

October 27, 2021, 10:46:36 AM
by BillC

Venting Microwave Distance from Stove Cooktop

Started by Pauls_HVAC_Woes

Replies: 1
Views: 2,311

October 26, 2021, 05:18:22 PM
by Porcupinepuffer

Wiring Air Exchanger to Ecobee

Started by Zabrodov

Replies: 3
Views: 5,452

October 21, 2021, 10:03:55 AM
by Zabrodov

Ecobee Smart Thermostat (Ver. 5) blowing furnace fuse

Started by dantrium

Replies: 1
Views: 3,174

October 14, 2021, 04:15:23 PM
by Admin

Identifying refrigerant

Started by Sergroum

Replies: 4
Views: 2,824

October 14, 2021, 10:28:45 AM
by Sergroum

Horizontal twinned furnaces

Started by Ac226

Replies: 6
Views: 3,444

September 22, 2021, 08:38:19 AM
by Sergroum

Vanee 200H connection to Viessmann Airflow Plus air handler AH2A-354

Started by garyparsons

Replies: 2
Views: 2,878

September 14, 2021, 11:48:58 AM
by garyparsons

Hvac drain assembly bag

Started by organometallics

Replies: 3
Views: 2,782

September 10, 2021, 06:59:01 PM
by organometallics

Regular venting

Started by howitt

Replies: 2
Views: 2,908

August 28, 2021, 07:17:33 AM
by howitt

Undergroung gas line

Started by GHAC

Replies: 6
Views: 3,494

August 11, 2021, 03:37:56 PM
by GHAC

Hi-Velocity System

Started by jamie

Replies: 8
Views: 6,009

July 26, 2021, 02:59:44 PM
by jamie

Not cooling

Started by Yashax

Replies: 6
Views: 3,788

July 22, 2021, 08:31:07 PM
by rmuntz

HRV question Please help!

Started by Bigmack88

Replies: 1
Views: 2,772

July 17, 2021, 09:20:18 PM
by Dwayne2021

Help with these abbreviations?

Started by scattershot

Replies: 0
Views: 2,555

July 17, 2021, 07:46:39 PM
by scattershot

Basement - Location of supply and return vents

Started by CasperTron

Replies: 3
Views: 3,988

July 06, 2021, 05:20:47 AM
by Admin

Clearance between furnace intake and Radon exhaust

Started by Rainspring

Replies: 1
Views: 4,428

June 26, 2021, 10:54:20 PM
by Attavior

Quick question about Ecobee + Vanee HRV

Started by dsurge

Replies: 4
Views: 5,427

June 23, 2021, 11:55:07 PM
by Sergroum

Charging multi-zone heat pumps

Started by zdotenergy

Replies: 1
Views: 2,957

June 15, 2021, 04:55:21 PM
by Admin

three way valves and proportional controls

Started by Randyman

Replies: 2
Views: 2,962

June 13, 2021, 01:43:03 PM
by Randyman

Electrical outlet near HVAC venting outdoors

Started by gary4116

Replies: 2
Views: 3,482

June 09, 2021, 06:41:57 PM
by rmuntz

House is Hot Upstairs and Cold Downstairs

Started by Coco Pete Washburn

Replies: 4
Views: 3,656

June 07, 2021, 07:09:34 PM
by gary4116

AC outside unit turning on and off

Started by edee_em

Replies: 3
Views: 3,334

May 30, 2021, 09:05:33 AM
by edee_em

vanEE 1001 Gold Series + ComfortSync A3 (S30) Tstat

Started by YYZ342

Replies: 0
Views: 2,664

May 27, 2021, 08:28:54 AM
by YYZ342

Heat pump wiring question

Started by Beachparty

Replies: 3
Views: 3,450

May 16, 2021, 12:40:58 PM
by Beachparty

HVAC & Smart Thermostats

Started by Ali9999

Replies: 4
Views: 8,342

May 07, 2021, 02:38:23 PM
by Admin

AC Wiring Question

Started by unknowndude

Replies: 3
Views: 3,553

April 29, 2021, 09:23:50 PM
by Sergroum

Rheem tankless venting requirements.

Started by imaginenewmedia

Replies: 2
Views: 3,610

April 15, 2021, 05:33:46 PM
by imaginenewmedia

Code C.2.16 Amendment

Started by hvacstudent

Replies: 2
Views: 3,360

April 05, 2021, 11:56:11 AM
by hvacstudent

Installing ECOBEE 3lite with dual fuel and possible issue

Started by Sw0226

Replies: 1
Views: 4,856

April 02, 2021, 02:35:52 PM
by rmuntz

Question about routing Gastite through exterior brick wall

Started by TommyW

Replies: 5
Views: 7,143

March 28, 2021, 11:49:49 AM
by NoDIY

gastite

Started by xchainsz

Replies: 1
Views: 4,049

March 22, 2021, 02:18:56 PM
by scarey8

gas pipe behind drywall

Started by alfred67

Replies: 2
Views: 2,992

March 21, 2021, 10:03:44 AM
by alfred67

LifeBreath wiring & control

Started by BeachBoy

Replies: 2
Views: 3,723

March 15, 2021, 11:58:51 AM
by DrugiLue

313A Without an Apprenticeship?

Started by hvacboy10

Replies: 2
Views: 4,308

March 14, 2021, 09:54:13 AM
by rmuntz

water heater power vent exhaust question/advice

Started by contact148

Replies: 2
Views: 3,183

March 09, 2021, 09:19:49 PM
by Sergroum

Van EE ventilation system

Started by Brenda

Replies: 1
Views: 2,979

March 05, 2021, 02:29:04 PM
by scarey8

Does anyone know how to size a plenum?

Started by badhomeowner

Replies: 2
Views: 17,046

February 27, 2021, 08:07:21 PM
by Sergroum

Balancing Lifebreath HRV with manometer

Started by organometallics

Replies: 3
Views: 5,745

February 18, 2021, 09:52:41 AM
by Admin

Can't Get Humidity to Proper Level

Started by wired00

Replies: 6
Views: 3,925

February 14, 2021, 01:38:18 PM
by wired00

Honeywell T10 vs Ecobee 4 for HRV Control

Started by Canadave

Replies: 5
Views: 16,268

February 11, 2021, 03:36:35 PM
by Admin

HRV setting in winter

Started by eayeg

Replies: 0
Views: 2,818

February 09, 2021, 12:35:05 AM
by eayeg

Ecobee 4 powering a drum humidifier?

Started by rhconcepts

Replies: 1
Views: 2,913

February 06, 2021, 08:44:37 AM
by scarey8

Mister Mini Help SOLVED

Started by rhconcepts

Replies: 3
Views: 3,777

February 06, 2021, 02:21:03 AM
by rhconcepts

Thermostat suggestions for York modulating furnace

Started by edee_em

Replies: 6
Views: 6,895

February 03, 2021, 03:21:32 AM
by edee_em

Lefebreath RNC 155 control wiring problem

Started by c4car

Replies: 2
Views: 3,379

February 02, 2021, 03:35:03 PM
by c4car

Wiring help changing from WR 1F79 to Vine TJ-225

Started by lvfmc85

Replies: 2
Views: 4,070

January 31, 2021, 09:00:55 PM
by lvfmc85

Nest RH POWER ISSSUE - NEED TO ADD 5th WIRE

Started by filiberto

Replies: 0
Views: 2,723

January 30, 2021, 07:39:03 PM
by filiberto

Red tag: rating plate

Started by Sergroum

Replies: 7
Views: 5,913

January 24, 2021, 08:43:18 AM
by tenletters

Can't stop HRV fan from running for 3 minutes every 6 hours

Started by quaildog

Replies: 1
Views: 3,438

January 23, 2021, 02:36:18 PM
by scarey8

High temperature raises high humidity

Started by GTImané

Replies: 5
Views: 3,623

January 23, 2021, 10:35:33 AM
by rmuntz

Snow covered heat exchanger during the night.

Started by Heartbolt

Replies: 4
Views: 3,508

January 20, 2021, 11:16:52 PM
by Heartbolt

ecobee 3 and HRV/furnace

Started by Pauly

Replies: 11
Views: 12,958

January 18, 2021, 07:03:15 PM
by Admin

ECOBEE 4 + HRV + Humidifier

Started by grinthock

Replies: 32
Views: 51,608

January 18, 2021, 09:12:19 AM
by tonypet

Help wiring humidistat Rheem v96

Started by rhconcepts

Replies: 1
Views: 3,137

January 17, 2021, 09:37:08 PM
by rhconcepts

G43 Lennox issue

Started by Mikeydaman

Replies: 7
Views: 4,892

January 17, 2021, 01:43:55 PM
by Mikeydaman

Please help with studying for gas exam, class B

Started by plumberjim40

Replies: 1
Views: 4,458

January 13, 2021, 05:45:08 PM
by Porcupinepuffer

Furnace heat cycle gets interrupted

Started by jhcarver

Replies: 7
Views: 4,283

January 09, 2021, 08:41:48 PM
by Admin

Help with s636 tools ??

Started by wantboost

Replies: 3
Views: 3,878

January 09, 2021, 10:59:46 AM
by Porcupinepuffer

Repair or Replace: Heil DC90

Started by informedconsumer

Replies: 2
Views: 9,091

January 07, 2021, 09:31:05 AM
by NoDIY

Replacement for 20-4060 minute timer

Started by cw

Replies: 5
Views: 4,324

January 06, 2021, 08:48:18 PM
by Frosty

Pex cutter /crimper which brand to buy ??

Started by wantboost

Replies: 0
Views: 3,124

January 05, 2021, 08:02:38 AM
by wantboost

Blower on delay (Goodman)

Started by ADVer

Replies: 4
Views: 5,900

January 04, 2021, 01:56:33 PM
by ADVer

Evaporator Coil Drips On Filter

Started by IYELLALOT

Replies: 0
Views: 2,836

January 02, 2021, 12:10:14 PM
by IYELLALOT

Rollout Switch conundrum

Started by Aces

Replies: 3
Views: 3,478

December 27, 2020, 05:13:41 PM
by Sergroum

ERV5-175-TPD

Started by harshal

Replies: 1
Views: 2,838

December 27, 2020, 05:10:50 PM
by Admin

electric baseboard heater location

Started by MarkJKubicki

Replies: 0
Views: 2,828

December 25, 2020, 04:33:33 PM
by MarkJKubicki

Nest thermostat

Started by gldddm

Replies: 0
Views: 2,921

December 22, 2020, 09:50:14 PM
by gldddm

Enbridge btu content??

Started by wantboost

Replies: 2
Views: 3,535

December 19, 2020, 09:55:56 PM
by wantboost

PRESTIGE IAQ or alternative

Started by flash21

Replies: 0
Views: 2,934

December 11, 2020, 01:55:20 PM
by flash21

GeneralAire humidifier won’t rise above 29

Started by Shoeman

Replies: 2
Views: 3,685

December 05, 2020, 08:59:55 AM
by Shoeman

Whole house humidifier

Started by DryinCO

Replies: 1
Views: 3,762

December 01, 2020, 09:33:03 AM
by Sergroum

Van EE hrv bronze lite settings for winter???

Started by wantboost

Replies: 3
Views: 3,430

November 30, 2020, 04:59:37 PM
by tenletters

bryant parts

Started by xchainsz

Replies: 0
Views: 3,329

November 26, 2020, 07:13:15 PM
by xchainsz

air return to nowhere

Started by edee_em

Replies: 5
Views: 4,298

November 25, 2020, 07:01:12 PM
by edee_em

LOCHINVAR BOILER

Started by steviegee

Replies: 2
Views: 3,513

November 22, 2020, 10:14:59 AM
by Hgye

Trane XR90 condensate fitting?

Started by framistat

Replies: 0
Views: 3,335

November 17, 2020, 12:36:50 PM
by framistat

Flood Alarms

Started by Sergroum

Replies: 2
Views: 3,904

November 08, 2020, 06:01:10 PM
by tenletters

Tool for hard to reach flame sensor or hsi??

Started by wantboost

Replies: 3
Views: 3,864

November 05, 2020, 09:35:09 PM
by Frosty

Nest Humidifier Not Running Unless in Test Mode

Started by unknowndude

Replies: 0
Views: 2,923

November 01, 2020, 08:43:00 AM
by unknowndude

Furnace blower motor problem

Started by pipling

Replies: 3
Views: 7,223

October 27, 2020, 02:59:46 PM
by Admin

boiler backfires

Started by xchainsz

Replies: 1
Views: 4,053

October 21, 2020, 03:17:20 PM
by Admin

Ontario Code for inlaw suite above garage?

Started by eddyg519

Replies: 1
Views: 3,195

October 21, 2020, 06:58:41 AM
by Admin

Question on 24V humidifier connection to Carrier comfort zone 2 system

Started by SuperchargedWS6

Replies: 1
Views: 3,558

October 06, 2020, 04:11:12 AM
by Porcupinepuffer

Differences between 59MN7A and 59MN7B

Started by rminoak

Replies: 7
Views: 5,676

October 03, 2020, 11:29:54 AM
by rminoak

G1 practice exams

Started by Hvacpimp

Replies: 4
Views: 4,532

September 30, 2020, 07:20:54 AM
by Hvacpimp

313D BooK

Started by Minh le

Replies: 1
Views: 3,241

September 29, 2020, 04:37:44 PM
by Porcupinepuffer

Exterior Ductwork Insulation

Started by Sergroum

Replies: 0
Views: 3,148

September 28, 2020, 11:57:56 AM
by Sergroum

Radon sub-slab fan

Started by Lee Batchelor

Replies: 2
Views: 3,569

September 24, 2020, 08:14:06 AM
by Lee Batchelor

Taking my G3 practical next week

Started by Drip

Replies: 1
Views: 3,293

September 19, 2020, 07:43:13 AM
by Porcupinepuffer

HRV Remote Buttons Not working with Ecobee

Started by robotjesus

Replies: 0
Views: 3,129

September 13, 2020, 08:43:19 PM
by robotjesus

Condensate leak at pan/plastic interface

Started by Yoshi8209

Replies: 4
Views: 4,317

September 13, 2020, 04:58:12 PM
by Porcupinepuffer

Fireplace co ppm

Started by jamie

Replies: 2
Views: 3,847

September 13, 2020, 04:53:28 PM
by Porcupinepuffer

313A apprenticeship help

Started by Davehay1

Replies: 8
Views: 7,253

September 03, 2020, 03:07:34 PM
by tenletters

Propane Meter Clearance

Started by Porcupinepuffer

Replies: 2
Views: 3,450

August 20, 2020, 04:50:42 PM
by Porcupinepuffer

G2 vs "refrigeration and air conditioning mechanic "

Started by wantboost

Replies: 3
Views: 4,579

August 20, 2020, 05:32:57 AM
by tenletters

Underground Pipe and tubing size

Started by Steve.Keelan

Replies: 7
Views: 10,051

August 11, 2020, 10:30:29 PM
by Hvacpimp

Hooking up Smart Thermostat to a Fan Center Relay

Started by pavichokche

Replies: 0
Views: 4,585

July 15, 2020, 10:48:55 PM
by pavichokche

Pool heater underground piping

Started by enzof

Replies: 13
Views: 9,767

July 10, 2020, 07:16:34 PM
by Alexhudson14

Distance Between Multiple Exhaust Vents

Started by Eric E

Replies: 3
Views: 6,920

July 09, 2020, 04:41:31 PM
by Admin

Heat pump on old oil furnace

Started by Alexhudson14

Replies: 3
Views: 3,945

July 08, 2020, 12:36:47 PM
by Alexhudson14

HVAC System Performance Questions

Started by SnakeDoctor

Replies: 2
Views: 3,619

July 07, 2020, 09:34:09 AM
by rmuntz

Is ERV-Furnace interlock a two-way? Will furnace start ERV?

Started by quicktypez

Replies: 1
Views: 4,398

June 17, 2020, 08:02:56 PM
by Admin

Can i place an ERV further from the furnace?

Started by quicktypez

Replies: 0
Views: 3,566

May 24, 2020, 10:18:23 PM
by quicktypez

Air Return Issue

Started by edee_em

Replies: 2
Views: 4,423

May 24, 2020, 11:12:05 AM
by edee_em

T&P relief valve replacement

Started by Samjohn

Replies: 8
Views: 6,255

May 13, 2020, 12:18:14 PM
by walker

Installing basic humidifier in a Rheem with standard thermostat

Started by Porcupinepuffer

Replies: 20
Views: 23,631

May 10, 2020, 07:59:08 PM
by Jackb

lifebreath r2000 defrost

Started by mpi

Replies: 0
Views: 3,800

May 09, 2020, 12:22:48 PM
by mpi

Water Heater Relief Valve - Is this to code?

Started by walker

Replies: 8
Views: 12,150

April 29, 2020, 04:27:09 PM
by Samjohn

Combustion flue gas analyzer know how

Started by Samjohn

Replies: 7
Views: 7,005

April 29, 2020, 06:30:50 AM
by Samjohn

Heating ducts vs Air Exchange in finished basement

Started by Msmagooo

Replies: 2
Views: 5,022

April 06, 2020, 03:44:33 PM
by Msmagooo

Ecobee4 and HRV - HRV runs constantly

Started by Asclepiadae

Replies: 4
Views: 7,264

March 30, 2020, 05:34:47 PM
by Asclepiadae

Furnace humidity help

Started by Jastola

Replies: 0
Views: 4,319

March 08, 2020, 12:18:40 PM
by Jastola

furnace air supply/moisture exhast duct separation

Started by dph77

Replies: 2
Views: 6,278

March 05, 2020, 05:03:43 PM
by NoDIY

HRV question

Started by Pauly

Replies: 15
Views: 11,121

March 01, 2020, 03:11:48 PM
by Pauly

Honeywell T9 home with C wire adapter

Started by antec

Replies: 11
Views: 12,274

February 22, 2020, 04:26:30 PM
by Admin

Ducane 2 stage furnace ..fan is continuis runing

Started by hungquang1980

Replies: 0
Views: 4,048

February 22, 2020, 11:23:07 AM
by hungquang1980

Ecobee4 + humidifier, HRV w/interlock

Started by Nkiwan

Replies: 3
Views: 6,381

February 22, 2020, 01:16:24 AM
by Admin

BAC/BMS and their interaction with HVAC equipment

Started by Sergroum

Replies: 0
Views: 4,302

February 19, 2020, 12:52:13 PM
by Sergroum

200MAX won’t self-test

Started by Old_guy

Replies: 0
Views: 3,921

February 13, 2020, 04:34:28 PM
by Old_guy

Taco ZVC404-Exp

Started by gercoop

Replies: 0
Views: 3,960

February 10, 2020, 02:00:39 PM
by gercoop

Warm air and cold air returns

Started by Brianod

Replies: 3
Views: 4,860

February 09, 2020, 05:18:11 PM
by Sergroum

location of fresh air vent

Started by adepaolis

Replies: 1
Views: 4,169

February 05, 2020, 09:38:50 AM
by Admin

Honeywell T5

Started by OlivierM

Replies: 16
Views: 9,565

February 05, 2020, 09:20:16 AM
by OlivierM

Trane heat pump

Started by brad_monty10

Replies: 6
Views: 6,797

January 28, 2020, 08:23:03 PM
by brad_monty10

Where should this hose be ??

Started by wantboost

Replies: 4
Views: 5,240

January 25, 2020, 10:25:43 AM
by brad_monty10

Trane XB80 runs intermittently

Started by Smokindog

Replies: 10
Views: 8,628

January 21, 2020, 01:39:15 PM
by Smokindog

HRV defrost mode setting

Started by organometallics

Replies: 6
Views: 15,349

January 19, 2020, 05:53:32 PM
by organometallics

Lennox hrv5 not working properly with switch and controller blinking

Started by kraga

Replies: 2
Views: 5,676

January 17, 2020, 05:02:28 PM
by Admin

Humidifier Installation

Started by JAG76

Replies: 3
Views: 5,620

January 09, 2020, 09:52:59 AM
by Admin

vanEE 90h fan not running

Started by Chris_ua56

Replies: 4
Views: 10,203

January 06, 2020, 06:55:03 PM
by Chris_ua56

Can't Increase RH in Home - Help!

Started by 1967HOME

Replies: 10
Views: 8,214

January 06, 2020, 06:41:20 AM
by Hgye

Ecobee & Air Exchanger Questions

Started by cjcarlson

Replies: 3
Views: 9,890

January 05, 2020, 02:21:18 PM
by Admin

Electrical Connections - Condensate Pump

Started by Attavior

Replies: 15
Views: 18,089

December 31, 2019, 02:41:38 PM
by Admin

Neighbour's Exhause Pipe Too Close to Our House?

Started by steve4387

Replies: 4
Views: 9,071

December 25, 2019, 11:51:26 PM
by Sergroum

installing a low pressure cut off switch on propane furnace

Started by mattmctree

Replies: 8
Views: 13,014

December 19, 2019, 09:32:15 PM
by Admin

Connection Diagram of Furnace+HRV+AC+Thermostat+Auto Humidfier+Digital Humidstat

Started by nwbbay

Replies: 0
Views: 4,083

December 15, 2019, 07:04:27 PM
by nwbbay

Shelf clearance to combi unit

Started by wantboost

Replies: 8
Views: 7,401

December 05, 2019, 04:16:21 PM
by Admin

Vanee 90H-V-ECM ERV defrost

Started by flash21

Replies: 0
Views: 4,562

November 13, 2019, 01:13:51 PM
by flash21

Siemens magnetic steam prv

Started by markdennisw

Replies: 0
Views: 4,632

November 12, 2019, 02:06:20 PM
by markdennisw

ECOBEE + SINGLE-STAGE BOILER + HRV

Started by can514

Replies: 4
Views: 6,092

November 05, 2019, 09:57:00 PM
by can514

Split fridge/freezer system

Started by Bananabender56

Replies: 1
Views: 4,840

November 05, 2019, 08:45:16 AM
by rmuntz

York Dual Stage Furnace Board... 2 in 2 years

Started by jasunderland

Replies: 4
Views: 5,919

November 04, 2019, 09:05:16 PM
by jasunderland

Reznor UDAP45

Started by jamie

Replies: 1
Views: 5,140

November 04, 2019, 06:58:59 PM
by Admin

Polaris Power Supply Board

Started by Sergroum

Replies: 4
Views: 6,612

November 03, 2019, 07:00:24 PM
by Frosty

Vanee Unit 90H-V-ECM ERV vs Furnace and Honeywell YTHX9421R5085WW/U

Started by flash21

Replies: 0
Views: 4,572

November 03, 2019, 09:14:28 AM
by flash21

Help - LENNOX EL296 w/S30 Stat. & VanEE 65HRV

Started by Caker

Replies: 8
Views: 9,910

November 01, 2019, 04:31:13 PM
by Admin

Radon removal via HRV

Started by Lee Batchelor

Replies: 8
Views: 10,878

October 30, 2019, 12:28:20 PM
by Admin

Ecobee and HRV

Started by flash21

Replies: 7
Views: 13,124

October 29, 2019, 08:48:47 PM
by flash21

HRV vs ERV in GTA climate

Started by flash21

Replies: 2
Views: 5,142

October 29, 2019, 08:39:52 PM
by flash21

Can I install a humidifier on this air handler/combi unit ??

Started by wantboost

Replies: 16
Views: 10,863

October 16, 2019, 02:37:53 PM
by Frosty

Whalen Woes

Started by Sergroum

Replies: 11
Views: 14,382

October 07, 2019, 08:37:45 AM
by Sergroum

Help with HRV and Furnace Air Handler

Started by WestC

Replies: 6
Views: 7,529

October 06, 2019, 05:59:15 PM
by WestC

Can some one help on these units.

Started by larrys2006

Replies: 1
Views: 4,817

September 24, 2019, 03:53:57 PM
by Admin

How to decrease sound transmission?

Started by howitt

Replies: 2
Views: 5,408

September 22, 2019, 10:09:26 AM
by NoDIY

Building Code - Finishing Basement and HVAC

Started by Matthewl14

Replies: 11
Views: 21,410

September 20, 2019, 05:14:55 PM
by Admin

CSST GROUNDING?

Started by danjhk

Replies: 5
Views: 9,326

September 20, 2019, 03:30:02 PM
by Admin

Lennox 14HPX-030 - fan will not kick on

Started by BLKeley

Replies: 11
Views: 9,434

September 14, 2019, 01:25:19 PM
by Sergroum

Gas pipe sizing off meter for point load

Started by Hvacmack

Replies: 1
Views: 6,547

September 07, 2019, 04:21:49 AM
by Admin

Coil placement in electric furnace

Started by Porcupinepuffer

Replies: 2
Views: 8,155

August 16, 2019, 05:00:08 PM
by Porcupinepuffer

Should I invest in a new HVAC system?

Started by Xlinbee

Replies: 3
Views: 6,427

August 03, 2019, 01:18:38 PM
by Sergroum

cleaning a goodman secondary heat exchanger

Started by mattmctree

Replies: 0
Views: 5,066

July 30, 2019, 11:09:31 AM
by mattmctree

Ecobee 5 HRV wiring help needed

Started by Rob180sx

Replies: 4
Views: 6,649

July 27, 2019, 09:26:24 AM
by Rob180sx

htp Versa Hydro combi unit.

Started by Sergroum

Replies: 3
Views: 5,984

July 25, 2019, 08:49:21 AM
by bster352

Help Installing EcoBee Smart Thermostat

Started by wubism

Replies: 3
Views: 8,151

July 17, 2019, 09:42:31 PM
by Admin

ECM condenser motor not spinning. Before replacing is there something I am missi

Started by adavid

Replies: 6
Views: 11,160

July 13, 2019, 04:09:23 AM
by williammark

Brand new Lennox heatpump noise and pulsating

Started by Jmack

Replies: 9
Views: 11,173

July 04, 2019, 09:46:25 AM
by Sergroum

Air conditioning install in new homes

Started by harshal

Replies: 3
Views: 6,410

June 20, 2019, 08:10:34 PM
by Admin