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Marmot Helium Sleeping Bag: 15 Degree Down

Item #MAR1119 | 20 in Stock

the bag is rated 15 degrees - what temp is realistic for an average...

By Ranked #7 - 25 to 5 Degree Down Bags July 10, 2009

the bag is rated 15 degrees - what temp is realistic for an average person sleeping with light to midweight baselayer? 20-30 degrees? Anyone have experience with this bag in different temps?

Helpful Votes: 0 Yes | 0 No

By Ranked #7 - 25 to 5 Degree Down Bags July 10, 2009

wow! great answer. Did not know where to comment on your answer so I will do it here. That is a good explanation. Thanks

Helpful Votes: 0 Yes | 0 No

By Backcountry.com Vendor Rep Ranked #11 - 25 to 5 Degree Down Bags July 10, 2009

All Marmot bags are EN tested. (EN stands for European Norm and is a testing procedure using a heated copper mannequin and 20 sensors to measure heat loss) EN testing for the Helium give these results: a rating of 16.3 F for the lowest temp an average man could have a comfortable night sleep, and a comfort rating of 27 F for an average woman to have a comfortable sleep (women tend to sleep colder than men) So I would say if you are a warm sleeper the Helium should be good down to temps between 16-25 F. If you tend to sleep colder maybe 25-35 F for a comfortable night sleep. Check out the Marmot website for more info on EN testing.

Helpful Votes: 0 Yes | 0 No

Tech Specs:

Material:
Pertex 20d Quantum Ripstop, 
Insulation:
850-Fill goose down, Pertex 20d Quantum Taffeta 
Shape:
Mummy 
Draft Collar:
Yes 
Max User Height:
[Reg] 6ft, [Lng] 6ft 6in 
Shoulder/ Hip/Foot Circumference:
[Reg] 64/60/42in, [Lng] 64/60/42in 
Stuff Size:
7.5 x 15in 
Weight:
[Reg] 1lb 13oz, [Lng] 2lb 
Warranty:
Lifetime 
Degree:
15F 
Recommended Use:
Backpacking in cold climates 
Country of Origin:
Barbados 
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