Replacement Roof Hatch Covers

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Replacement roof hatch covers are designed for commercial and industrial roof access projects where an existing roof hatch needs to be repaired or upgraded while the surrounding roof system remains intact. These products are commonly specified for retrofit and renovation applications where minimizing roof disruption is a priority.

Many replacement cover systems are engineered to install over an existing roof hatch frame and curb, allowing roof access to be restored without removing the original curb or disturbing finished roofing materials. This approach is commonly used when replacing a damaged or aging roof hatch while avoiding full roof reconstruction. Always verify field dimensions and existing curb conditions prior to selection.

Retrofit Roof Hatch Covers (Install Over Existing Curb)

In many projects, full roof hatch removal is not required. Retrofit replacement roof hatch covers are designed to install over existing roof hatch frame and curb structures, making them a practical solution for maintenance, repair, and lifecycle replacement.

These systems are commonly specified when the existing curb is structurally sound and re-roofing is not planned. Replacement cover and frame assemblies can provide updated gasketing, insulation, and operating hardware while preserving the existing roof curb footprint.

When to Specify Replacement Roof Hatch Covers

Replacement roof hatch covers are commonly used in:

Roof hatch damage from weather exposure or corrosion
Roof hatch replacement during building renovations
Maintenance projects where curb removal is not desired
Retrofit installations where the existing frame and curb remain in place
Roof access improvements for ladders or stair access points

Project requirements and local building codes should always be reviewed prior to installation.

JL Industries RHRMG-2424WT RetroMount™ Series Roof Hatch 24" × 24"

JL Industries RHRMG-2424WT RetroMount™ galvanneal steel retrofit roof hatch, 24" × 24", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMG-2424WT RetroMount™ Series roof hatch 24" × 24" is designed for roof hatch replacement applications where the existing roof hatch frame and curb remain in place. The...

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Price: $869.40

JL Industries RHRMG-1WT RetroMount™ Series Roof Hatch 36" × 30"

JL Industries RHRMG-1WT RetroMount™ galvanneal steel retrofit roof hatch, 36" × 30", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMG-1WT RetroMount™ Series roof hatch 36″ × 30″ is designed as a retrofit replacement solution where the existing roof hatch frame and curb remain in place. The RetroMount...

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Price: $936.60

JL Industries RHRMG-2WT RetroMount™ Series Roof Hatch 30" × 54"

JL Industries RHRMG-2WT RetroMount™ galvanneal steel retrofit roof hatch, 30" × 54", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMG-2WT RetroMount™ Series roof hatch 30″ × 54″ is designed as a retrofit replacement solution where the existing roof hatch frame and curb remain in place. The RetroMount...

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Price: $1,402.80

JL Industries RHRMG-4WT RetroMount™ Series Roof Hatch 36" × 36"

JL Industries RHRMG-4WT RetroMount™ galvanneal steel retrofit roof hatch, 36" × 36", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMG-4WT RetroMount™ Series roof hatch 36″ × 36″ is designed as a retrofit replacement solution where the existing roof hatch frame and curb remain in place. The RetroMount...

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Price: $1,176.00

JL Industries RHRMG-5WT RetroMount™ Series Roof Hatch 48" × 48"

JL Industries RHRMG-5WT RetroMount™ galvanneal steel retrofit roof hatch, 48" × 48", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMG-5WT RetroMount™ Series roof hatch 48″ × 48″ is designed as a retrofit replacement solution where the existing roof hatch frame and curb remain in place. The RetroMount...

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Price: $1,771.00

JL Industries RHRMA-2424 Aluminum RetroMount™ Series Roof Hatch 24"×24"

JL Industries RHRMA-2424 RetroMount™ aluminum retrofit roof hatch, 24"×24", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMA-2424 RetroMount™ Series roof hatch 24"×24" is designed for roof hatch replacement applications where the existing roof hatch frame and curb remain in place. The...

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Price: $1,283.80

JL Industries RHRMA-1 Aluminum RetroMount™ Series Roof Hatch 36"×30"

JL Industries RHRMA-1 RetroMount™ aluminum retrofit roof hatch, 36"×30", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMA-1 Aluminum RetroMount™ Series roof hatch 36"×30" is designed as a retrofit replacement solution where the existing roof hatch frame and curb remain in place. The...

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Price: $1,538.60

JL Industries RHRMA-2 Aluminum RetroMount™ Series Roof Hatch 30"×54"

JL Industries RHRMA-2 RetroMount™ aluminum retrofit roof hatch, 30"×52", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMA-2 Aluminum RetroMount™ Series roof hatch 30"×54" is designed as a retrofit replacement solution where the existing roof hatch frame and curb remain in place. The...

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Price: $1,950.20

JL Industries RHRMA-4 Aluminum RetroMount™ Series Roof Hatch 36"×36"

JL Industries RHRMA-4 RetroMount™ aluminum retrofit roof hatch, 36"×36", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMA-4 RetroMount™ Series roof hatch 36"×36" is designed as a retrofit replacement solution where the existing roof hatch frame and curb remain in place. The RetroMount...

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Price: $1,618.40

JL Industries RHRMA-5 Aluminum RetroMount™ Series Roof Hatch 48"×48"

JL Industries RHRMA-5 RetroMount™ aluminum retrofit roof hatch, 48"×48", designed for replacement over an existing roof hatch frame and curb. The JL Industries RHRMA-5 Aluminum RetroMount™ Series roof hatch 48"×48" is designed as a retrofit replacement solution where the existing roof hatch frame and curb remain in place. The...

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Price: $2,479.40