Models HC3030 and HC3234 SERIES
TO SPECIFY THE HC3030 and HC3234 SERIES:
- Insert, after “HC” the appropriate prefix for the trim and door material.
- “S” – STEEL
- “AL” – ALUMINUM
- “SS” – STAINLESS STEEL
- “B” – BRASS
- “BZ” – BRONZE (Brass and Bronze available only in the HC3030 Series)
- Select the required model number from the table below.
- Select the door style from the illustrations.


Dimensions
Model Number |
Trim Style and Projection |
Inside Box Dimensions* H x W x D |
Outside Trim Dimensions H x W*** |
Rough Opening H x W x D |
Knockout Locations** E F G |
Interior Capacity |
|
HC3030-R | Rec. 5/16 | 30 x 30 x 8 | 33½ x 33½ | 31 x 31 x 8¼ | 4″ 4″ 4″ | One hose rack unit with 100 ft. of rack hose and a fire extinguisher |
|
FS | HC3030-R | Rec. 5/16 | 30 x 30 x 8 | 33½ x 33½ | 321/8 x 321/8 x 91/8 | — | |
HC3030-RK | Semi-Rec. 1¼ | 30 x 30 x 8 | 33½ x 33½ | 31 x 31 x 7¼ | 4″ 4″ 4″ | ||
FS | HC3030-RK | Semi-Rec. 1¼ | 30 x 30 x 8 | 33½ x 33½ | 321/8 x 321/8 x 81/8 | — | |
HC3030-RL | Semi-Rec. 2½ | 30 x 30 x 8 | 33½ x 33½ | 31 x 31 x 6 | 4″ 4″ 4″ | ||
FS | HC3030-RL | Semi-Rec. 2½ | 30 x 30 x 8 | 33½ x 33½ | 321/8 x 321/8 x 7 | — | |
HC3030-RT | Trimless | 30 x 30 x 8 | — | –x –x8½† | 4″ 4″ 4″ | ||
HC3030-SM | Surface Mtd. | 33½ x 33½ x 8½ | 33½ x 33½ | — | — | ||
HC3232-R | Rec. 5/16 | 32 x 32 x 8 | 35½ x 35½ | 33 x 33 x 8¼ | 4″ 4″ 4″ | One hose rack unit with 100 ft. of rack hose and a fire extinguisher |
|
FS | HC3232-R | Rec. 5/16 | 32 x 32 x 8 | 35½ x 35½ | 341/8 x 341/8 x 91/8 | — | |
HC3232-RK | Semi-Rec. 1¼ | 32 x 32 x 8 | 35½ x 35½ | 33 x 33 x 7¼ | 4″ 4″ 4″ | ||
FS | HC3232-RK | Semi-Rec. 1¼ | 32 x 32 x 8 | 35½ x 35½ | 341/8 x 341/8 x 81/8 | — | |
HC3232-RL | Semi-Rec. 2½ | 32 x 32 x 8 | 35½ x 35½ | 33 x 33 x 6 | 4″ 4″ 4″ | ||
FS | HC3232-RL | Semi-Rec. 2½ | 32 x 32 x 8 | 35½ x 35½ | 341/8 x 341/8 x 7 | — | |
HC3232-RT | Trimless | 32 x 32 x 8 | — | –x –x8½† | 4″ 4″ 4″ | ||
HC3232-SM | Surface Mtd. | 35½ x 35½ x 8½ | 35½ x 35½ | — | — | ||
HC3234-R | Rec. 5/16 | 34 x 32 x 8 | 37½ x 35½ | 35 x 33 x 8¼ | 4″ 4″ 4″ | One hose rack unit with 100 ft. of rack hose and a fire extinguisher |
|
FS | HC3234-R | Rec. 5/16 | 34 x 32 x 8 | 337½ x 35½ | 361/8 x 341/8 x 91/8 | — | |
HC3234-RK | Semi-Rec. 1¼ | 34 x 32 x 8 | 37½ x 35½ | 35 x 33 x 7¼ | 4″ 4″ 4″ | ||
FS | HC3234-RK | Semi-Rec. 1¼ | 34 x 32 x 8 | 37½ x 35½ | 361/8 x 341/8 x 81/8 | — | |
HC3234-RL | Semi-Rec. 2½ | 34 x 32 x 8 | 37½ x 35½ | 35 x 33 x 6 | 4″ 4″ 4″ | ||
FS | HC3234-RL | Semi-Rec. 2½ | 34 x 32 x 8 | 37½ x 35½ | 361/8 x 341/8 x 7 | — | |
HC3234-RT | Trimless | 34 x 32 x 8 | — | –x –x8½† | 4″ 4″ 4″ | ||
HC3234-SM | Surface Mtd. | 37½ x 35½ x 8½ | 37½ x 35½ | — | — |
NOTE: “FS” models denote Larsen’s “Flame-Shield” fire-rated cabinets. When specifying Larsen’s “Flame-Shield” fire-rated cabinet option for valve and hose cabinets, refer to the dimension chart and select from the models with an “FS” prefix. No knock-outs are provided with fire-rated valve and hose cabinets. Pipe holes must be drilled by installer and complete instructions are supplied with each fire-rated valve and hose cabinet.
Model HC3238 and HC3242 SERIES
TO SPECIFY THE HC3238 and HC3242 SERIES:
- Insert, after “HC,” the appropriate prefix for the trim and door material.
- “S” – STEEL
- “AL” – ALUMINUM
- “SS” – STAINLESS STEEL
- Select the required model number from the table below.
- Select the door style from the illustrations.


Dimensions
Model Number |
Trim Style and Projection |
Inside Box Dimensions* H x W x D |
Outside Trim Dimensions H x W*** |
Rough Opening H x W x D |
Knockout Locations** E F G |
Interior Capacity |
|
HC3238-R | Rec. 5/16 | 38 x 32 x 8 | 41½ x 35½ | 39 x 33 x 8¼ | 4″ 4″ 4″ | One hose rack unit with 100 ft. of rack hose, fire ext. and a Fire Dept. valve |
|
FS | HC3238-R | Rec. 5/16 | 38 x 32 x 8 | 41½ x 35½ | 401/8 x 341/8 x 91/8 | — | |
HC3238-RK | Semi-Rec. 1¼ | 38 x 32 x 8 | 41½ x 35½ | 39 x 33 x 7¼ | 4″ 4″ 4″ | ||
FS | HC3238-RK | Semi-Rec. 1¼ | 38 x 32 x 8 | 41½ x 35½ | 401/8 x 341/8 x 81/8 | — | |
HC3238-RL | Semi-Rec. 2½ | 38 x 32 x 8 | 41½ x 35½ | 39 x 33 x 6 | 4″ 4″ 4″ | ||
FS | HC3238-RL | Semi-Rec. 2½ | 38 x 32 x 8 | 41½ x 35½ | 401/8 x 341/8 x 7 | — | |
HC3238-RT | Trimless | 38 x 32 x 8 | — | –x –x8½† | 4″ 4″ 4″ | ||
HC3238-SM | Surface Mtd. | 41½ x 35½ x 8½ | 41½ x 35½ | — | — | ||
HC3242-R | Rec. 5/16 | 42 x 32 x 8 | 45½ x 35½ | 43 x 33 x 8¼ | 4″ 4″ 4″ | One hose rack unit with 125 ft. of rack hose, fire ext. and a Fire Dept. valve |
|
FS | HC3242-R | Rec. 5/16 | 42 x 32 x 8 | 45½ x 35½ | 441/8 x 341/8 x 91/8 | — | |
HC3242-RK | Semi-Rec. 1¼ | 42 x 32 x 8 | 45½ x 35½ | 43 x 33 x 7¼ | 4″ 4″ 4″ | ||
FS | HC3242-RK | Semi-Rec. 1¼ | 42 x 32 x 8 | 45½ x 35½; | 441/8 x 341/8 x 81/8 | — | |
HC3242-RL | Semi-Rec. 2½ | 42 x 32 x 8 | 45½ x 35½ | 43 x 33 x 6 | 4″ 4″ 4″ | ||
FS | HC3242-RL | Semi-Rec. 2½ | 42 x 32 x 8 | 45½ x 35½ | 441/8 x 341/8 x 7 | — | |
HC3242-RT | Trimless | 42 x 32 x 8 | — | –x –x8½† | 4″ 4″ 4″ | ||
HC3242-SM | Surface Mtd. | 45½ x 35½ x 8½ | 45½ x 35½ | — | — |
* All Hose Cabinets are available with 6″ deep box, at no charge, if specified.
** No knockouts are provided for surface-mounted cabinets unless specified.
† Trimless cabinets must be installed before the drywall. Plaster stop must be behind the drywall. Trimless are not recommended for block wall installation.
*** Deduct ¾” from HxW Dimensions for Cabinets with Aluminum Door & Trim. This does not apply to “FS” fire-rated option.