Yes they do. I have the Gap Titan, which works some 80, also 40, 30, 20. 17, 15, 12, and 10. About 25 feet tall. You'll need about 6.5 feet of horizontal space as well, for the counterpoise assembly. Pretty pleased with its performance for a single antenna for so many bands. 
--
Buddy Brannan, KB5ELV - Erie, PA
Phone: (814) 860-3194 or 888-75-BUDDY



On Jul 17, 2012, at 8:08 PM, Albert Sanchez <[log in to unmask]> wrote:

> Hi All
> In May I put up a Gap Challenger vertical that operates on 75, 40, 20, 15, 
> 12, 10, 6 and 2
> meters. I live in an apartment that has a 10 by 16 foot fenced patio.
> The antenna is approx. 31 ft tall and seems to work wonderfully well. Gap 
> also makes several other HF antennas.
> Best 73's,
> Albert, WA7FXB
> Greenville NC
> ----- Original Message ----- 
> From: "Harry Brown" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Tuesday, July 17, 2012 6:39 PM
> Subject: Re: apartment dwelling antennas
> 
> 
>> Hi Eden,
>> Wow, a fenced in patio?
>> Is that a chain link fence?
>> Trippy, ac8s
>> ----- Original Message -----=20
>> From: Eden Kizer=20
>> To: [log in to unmask]
>> Sent: Tuesday, July 17, 2012 9:03 AM
>> Subject: Re: apartment dwelling antennas
>> 
>> 
>>      we are kind of wanting one put together, and we have a fenced in=20
>> patio so not very good for trees.  I mean, there are woods behind us,=20
>> but we realy can't go outside our patio.
>> 
>> Eden
>> 
>> On 7/17/2012 8:13 AM, John Miller wrote:
>>> The easiest way is if there are any trees, run a wire antenna, a =
>> dipole in
>>> the trees. Trees give you a ton of options for any band actually.
>>> ----- Original Message -----
>>> From: "Eden Kizer"<[log in to unmask]>
>>> To:<[log in to unmask]>
>>> Sent: Tuesday, July 17, 2012 7:02 AM
>>> Subject: apartment dwelling antennas
>>> 
>>> 
>>>  =20
>>>> Ok, I have been given the go ahead for the apartment to have an =
>> antenna
>>>> as long as I do not attach to the apartment building itself.  Give =
>> me a
>>>> good idea on antennas please, and Gary if you still have that, we =
>> want
>>>> it.  Call asap as we can begin payment on Thursday to you.  Just =
>> call me
>>>> as I am at home at 317-735-2301.  I can discuss terms, but I needed =
>> some
>>>> ideas on apartment antennas.  Thanks.
>>>> 
>>>> Eden
>>>>    =20
>>>