RE: Fire Retardant Coating used in Combustible concealed spaces

2021-02-10 Thread Greg McGahan via Sprinklerforum
And the ones I have looked at had to be reapplied in the future. They have a lifespan of effectiveness. Respectfully, Greg McGahan 4187 Farrington Rd. Milton, FL 32583 P- 850-637-8535 C- 850-712-9555 -Original Message- From: Sprinklerforum On Behalf Of Fpdcdesign via Sprinklerforum

RE: Horizontal Combustible Concealed Space

2021-01-28 Thread Greg McGahan via Sprinklerforum
Yes and Yes Respectfully, Greg McGahan 4187 Farrington Rd. Milton, FL 32583 P- 850-637-8535 C- 850-712-9555 -Original Message- From: Sprinklerforum On Behalf Of JD Gamble via Sprinklerforum Sent: Thursday, January 28, 2021 9:21 AM To: sprinklerforum@lists.firesprinkler.org Cc: JD

RE: Pump Suction Pressure (NPSH)

2020-08-06 Thread Greg McGahan via Sprinklerforum
We always tell them the static pressure although I understand your concerns. They have always been satisfied with Static pressure though. Respectfully, Greg McGahan 4187 Farrington Rd. Milton, FL 32583 P- 850-637-8535 C- 850-712-9555 -Original Message- From: Sprinklerforum On Behalf

RE: Covered Parking in 13R

2020-06-01 Thread Greg McGahan via Sprinklerforum
Good points Skyler but it is worth mentioning that the decisions you mentions (13 vs 13r) etc. are subject to Geography and Jurisdiction. In Florida for instance, anything less than 50 sprinklers IS designed solely by the Sprinkler Contractor and we are responsible for answering that question.

RE: NFPA 13D

2020-03-27 Thread Greg McGahan via Sprinklerforum
13D, it's silent on sprinkler piping or hangers shall not be used to support non-system components. I'm looking for a confirmation that is a true statement. Tom Wellen On Fri, Mar 27, 2020 at 4:07 PM Greg McGahan via Sprinklerforum wrote: What about the distance of the head to the deflector

RE: [EXTERNAL] Re: Shell Spaces and Bushed Outlets

2020-02-05 Thread Greg McGahan via Sprinklerforum
NFPA 13 does not REQUIRE 1” outlets for shell spaces. However, it is good practice. I would not include a bushing in my calcs nor would I ever expect greater than a 11.2 k sprinkler in a buildout – at least in the SE part of the country. Greg McGahan Genesis Fire Services, LLC

RE: BIM Woes

2020-01-15 Thread Greg McGahan via Sprinklerforum
I have done multiple BIM projects. The other trades usually do not follow the model to a T as drawn for no justifiable reason that I have seen. BIM does work much better than traditional coordinating in my experience but I have not seen the savings in labor that would significantly justify the

RE: Pipe adjacent to duct

2020-01-15 Thread Greg McGahan via Sprinklerforum
I’ve never seen anything but we have had inspector’s misinterpret the prohibition for supporting anything from sprinkler pipe to mean touching…never seen this one though. Greg McGahan Genesis Fire Services, LLC o-850-637-8535 From: Sprinklerforum On Behalf Of Travis Mack via

RE: THE HORROR MUSEUM PART ONE

2019-09-25 Thread Greg McGahan via Sprinklerforum
Well done! Greg McGahan Genesis Fire Services, LLC o-850-637-8535 From: Sprinklerforum On Behalf Of Radhakrishnan Duraikkannu via Sprinklerforum Sent: Wednesday, September 25, 2019 6:41 AM To: sprinklerforum@lists.firesprinkler.org Cc: Radhakrishnan Duraikkannu Subject: Re: THE