[RE-wrenches] Plumbing/Mechanical Code for obstructions above plumbing vents

Hello. I'm wondering if there is a code reference for the allowable clearance above a plumbing vent. I've run into several jurisdictions that ask for the clearance to be at least 2x the diameter of the vent pipe. I'm wondering if there are any code references to back this up or any code that spe

Re: [RE-wrenches] Known residential/commercial fires from LI batteries

HI Bruce, > > > > There is a lithium fire in the last 2 years in Arizona (APS I think) on > a > > utility scale battery. > > > > jay > > peltz power > > > > > > > >> On Apr 9, 2020, at 4:07 PM, Bruce Leininger > >> wrote: &

[RE-wrenches] Known residential/commercial fires from LI batteries

Hi. I was wondering if there are any known instances of fires from residential or commercial storage systems. I'm specifically interested in lithium ion batteries, but would welcome knowledge about lead acid fires as well. Thanks! Bruce ___ List spons

[RE-wrenches] California AB2188 and Streamlined Permit App

With the passage of AB2188 we were hoping that we could use a standard autofill permit application for all of the jurisdictions that we work in. In reality our experience has been that each jurisdiction has adopted their own flavor of the streamlined permit app, so we need to continue using a

[RE-wrenches] California AB2188 and Streamlined Permit App

With the passage of AB2188 we were hoping that we could use a standard autofill permit application for all of the jurisdictions that we work in. In reality our experience has been that each jurisdiction has adopted their own flavor of the streamlined permit app, so we need to continue using a

[RE-wrenches] Sunmodo racking

Does anyone have experience with Sunmodo racking? I'd like to hear your experience both with the product and how long it took to receive it after ordering. Thanks! Bruce ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wren

[RE-wrenches] Sunmodo Racking

Does anyone have experience with Sunmodo racking? I'd like to hear your experience both with the product and how long it took to receive it after ordering. Thanks! Bruce ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wren

Re: [RE-wrenches] Modules over vents

is that you technically can't cover any type of plumbing or hot vent. However, and I've run into little resistance from AHJs in the Bay Area by covering these. You might want to check in with your plan checker. Best, August Luminalt -Original Message- From: RE-wrenches [mailto:r

[RE-wrenches] Modules over vents

Hi all. We're designing a system on a roof that is literally infested with plumbing, exhaust and combustion vents. The combustion vents are PVC and none of the vents are more than 1.5' above the roof. A racking company says that we can cover them with modules, since the modules will be at le

[RE-wrenches] Structural Review for Residential PV Systems

A local jurisdiction is starting to require that we document non-truss rafter dimensions, span and attachment points. This seems to be a fad that other jurisdictions have required at times, and other times not. When the existing structure was deemed insufficient, we've either paid a structura

Re: [RE-wrenches] Power-One micros

Hi Marco.  What's the kWh output for the 327 watt module for a whole day? Thanks. Bruce On 6/5/2013 9:48 PM, Marco Mangelsdorf wrote: I thought I’d pass on some real world experience with

Re: [RE-wrenches] PowerOne Micro Inverters-

Hi Marco. I wanted to follow up on your experience with the PowerOne micros. Have there been improvements in the data monitoring system? Would you say that it's reliable at this point? Any inverter failures at this point? Any thoughts on the 10 year warranty vs. Enphase's 25 year warranty?