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HEPA FILTERED PASS THROUGH
PASS THROUGH SPEC
STANDARD PASS THROUGH
FIRE RATED PASS THROUGH
CART PASS THROUGH
REFRIGERATED
LEAD LINED
BSL PASS THRU
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CLEAN ROOM PASS THROUGH BOX
Where contamination control is critically important, a pass-through system is essential. Models are available in dozens of sizes and in many different materials.
HEPA FILTERED PASS THROUGH
Halco offers a large selection HEPA Filtered Pass Through's to suite your needs.
PASS THROUGH SPEC
Arichitectural Doc to specify Halco pass thru units
STANDARD PASS THROUGH
Suitable for Standard applications for transferring items into a cleanroom environment.
FIRE RATED PASS THROUGH
Suitable for applications where a fire wall seperates the cleanroom.
CART PASS THROUGH
Suitable for applications where carts and larger items need to be transferred into a cleanroom.
REFRIGERATED
Suitable for biological and pharmaceutical environments where organic material is being transferred.
LEAD LINED
Suitable for cleanroom environments where radioactive material is being transferred.
BSL PASS THRU
Suitable for applications where hazardous or biological specimens are being handled.
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OPTIONS - Perforated Stainless Steel Adjustable Shelves - Amber Plexiglass Doors - Talk Through Unit - Allows Voice to be Transmitted Through, No Wires or Moving Parts - Also Seals the Opening - Special U.V. Light Unit Available - Safety Glass or Fire Rated Doors Available - Inert Gas Purge - Sprinkler Head -Fluorescent Lighting in Pass Thru - HEPA Blower Ceiling - Special 3 Door or Alternate Design - Additional Support Brackets
IDITEMQUESTIONANSWER
6pass_thruHow Do I mount the pass thru?Mounting angles can be provided for an extra cost but are not standard. Pass Thru mounting is left to the discretion of the contractor.
7pass_thruHow long is the fire rating for a fire rated pass thru?1 1/2 Hour Fire Rating - Minimum 1 hour - Maximum 2 hours.
8pass_thruDoes a fire rated pass thru have a window?Yes - 10" x 10" wire glass window
9pass_thruDo you have a Pass Thru cut sheet?Pass thru cut sheets are supplied with a Purchase Order. Sample spec sheets are available on the website.
10pass_thruAre both Pass Thru doors able to open at the same time?Units with Interlock System will not allow other door to open until the first door is closed.
20pass_thruDo you provide plastic pass thru's?Yes. Polypropylene.
21pass_thruWhat type of particleboard is the Laminated Particleboard material for the pass thru?3/4" Thick High Density particleboard - Wood core with Polypro core Liner and Laminated Melamine Exterior
22pass_thruHow large should the rough opening be for the pass thru?Generally, For Standard Pass Thru's the rough opening should be 1/4" - For Fire Rated Pass Thru's the rough opening should be 1/2".
25pass_thruIs the entire pass thru fire rated?Only the door is fire rated, No one in the industry make a completely fire rate unit. The door is flush mounted with a fire rated wall essentially creating a unit which is completely fire rated.
27pass_thruHow do you mount the pass thru?Cut hole in wall 1/4" larger than outside dimensions. Insert pass thru, caulk, seal or fire stop. Install provided wall trim.
28pass_thruHow do you mount pass thru if it is not centered in the wall and projects to one side or another?If the unit projects to one side or another you must install angle brackets or supports. These are not included unless asked for
31pass_thruCan you have an ultra violet light installed in the Pass Thru?Yes.
36pass_thruDo you make Fire Rated Pass Thru (Drawers)We don't make fire rated drawers (e.g. Banks, cashiers, ect. Applications but can provide a quote on stainless steel drawers.
39pass_thruWhat is the pro's and con's of Mechanical vs. Electrical Interlock on a pass thru.?Purely preference.
40pass_thruDoes the interlock system have a keyed entry?No. But it can be provided.
41pass_thruWhat is the standard pass thru handle hardware?Quarter turn handle is standard but a paddle latch or grab bar or standard knob can be provided.
42pass_thruWhat are the electrical Specification for an electrical interlock on a pass thru?120 volt is standard but it can be made to customer spec.
43pass_thruDoes the fire door on a fire rated pass thru have a positive latch?Yes, by law and code fire rated pass thru's have to have a positive latch.
45pass_thruare there any moving parts or anything associated with the different interlocks that would change the amount of interior space with either option?The interior of the pass thru is the same for both pass thru's,
46pass_thruhow does the mechanical interlock function as opposed to the electrical interlock?For the electric interlock, there is a power supply and two proximity sensors with an electric strike interlocked to prevent both doors from opening at the same time. The mechanical interlocking pass thru has a mechanical rod with spring return action to prevent both doors from opening at the same time.
52pass_thruDo Pass Thru's Come preassembled?Yes.
55pass_thruWhat thickness of sheetrock wall does the pass thru fit into?The pass thru can fit into anywall thickness up to the width of the pass thru. If it’s a thin wall it will need angle brackets or support brackets which are not included in a standard quote. If it is drywall is to thin the contractor must rough in an internal steel opening frame reinforcement to support the pass thru.
60pass_thruIs the glass provided for the pass thru windows?Yes the glass inside the pass thru windows is provided for all pass thru's
66pass_thruDo you provide safety glass inside the pass thru windows?Yes. At customers request.
67pass_thruWill the trim add to the outer dimension of the pass thru?Trim is provided as a courtesy to close of the opening and provide a more aesthetic appearance. The trim is no fastened to the pass thru and does not have to be used, if you prefer.
68pass_thruWhy is there a large dimension required between the outer and inner dimensions of the width of the pass thru?The interlock of the pass thru needs 4" of clearance.
69pass_thruCan you make the interlock clearance less to increase the inner dimensions.?No. It is not recommended to reduce those clearances.
72pass_thruCan you flush the pass thru with one side of the wall?Yes, you can mount the pass thru however you would like in the wall. If you flush the pass thru to one side of the wall you will need support brackets for the other side, which can be supplied at customer request.
74pass_thruWhat happens if the electrical interlock fails with the pass thru will the door still open?The system is fail safe on power loss, the doors will open.
77pass_thruDoes the fire rated Pass Thru have positive latching?Yes.
90pass_thruCan I put a window next to the pass thru?The pass thru opening is framed with 2 x 4's. The pass thru is inserted in. The angle brackets provided by Halco are then drilled into the pass thru and into the 2 x 4 studs. For a window next to it, the only recommendation is a 2 x 4 inbetween the pass thru and the window.
93pass_thruHow long is the fire rating on a fire rated pass thru? 
98pass_thruWhat are the different finishes available for a pass thru? 
101pass_thruI have a broken pass thru handle, if I buy a new pass thru nandle will it loose?Even a brand new pass thru handle will have a will have a small amount of wiggle to it, similar to a handle on a standard door?
104pass_thruCan the pass thru be installed prior to drywalling?Yes it can be installed prior to drywalling, but it must be sealed with plastic to prevent it from be contaminated from dust and debris.
109pass_thruWhat kind of security options are available?One way glass, Hasps for padlocks, 3rd party switches.
110pass_thruCan you provide seismic restraints for the pass thru?Yes.
111pass_thruWhen I mount the bracket to the pass is it correct that I drill into the pass thru?The pass thru is a double wall construction, so you will only be drill into the out layer.
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Clean rooms
Pass Through's
Air Shower's
Hepa's
HEPA Blower Modules
Clean Room Communication
Clean Room Lighting
Clean Benches