This is the new (January, 2026) Carp Coastal Marine website. Looking for our old online shopping website? Both websites allow purchasing of our entire line of marine supplies. Click Here for the old Marine Store

Product Search

RV DESIGNER E271 ENTRY DOOR HOLDER-ZINC
Price: $17.39
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: RV Designer Entry Door Holder 45° Zinc Entry Door Holder
ALT Part Numbers: RVD E271, 38-3164
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Rv Designer

SKU:350-E271

UPC:601320982719

RV DESIGNER E271 ENTRY DOOR HOLDER-ZINC
RV DESIGNER E265 DOOR HOLDER MTL/PLSTC CLIP 3IN
Price: $12.49
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description:
ALT Part Numbers: RVD E265, 31-8254
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Rv Designer

SKU:350-E265

UPC:601320982658

RV DESIGNER E265 DOOR HOLDER MTL/PLSTC CLIP 3IN
RV DESIGNER E263 DOOR HOLDER W/ BUMPER 3-1/2IN
Price: $10.29
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description:
ALT Part Numbers: RVD E263, 31-8253
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Rv Designer

SKU:350-E263

UPC:601320982634

RV DESIGNER E263 DOOR HOLDER W/ BUMPER 3-1/2IN
RV DESIGNER E261 DOOR HOLDER W/ BUMPER 2-1/2IN
Price: $10.29
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description:
ALT Part Numbers: RVD E261, 31-8252
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Rv Designer

SKU:350-E261

UPC:601320982610

RV DESIGNER E261 DOOR HOLDER W/ BUMPER 2-1/2IN
RV DESIGNER E260 ENTRY DOOR HOLDER-RUBBER SCKT
Price: $9.29
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description:
ALT Part Numbers: RVD E260, 31-8157
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Rv Designer

SKU:350-E260

UPC:601320982603

RV DESIGNER E260 ENTRY DOOR HOLDER-RUBBER SCKT
MTI INDUSTRIES 45-742-BL ALARM-12V FLUSH MNT LP-CO BLK
Price: $114.82
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: Safe t Alert 45 Series - Dual Carbon Monoxide / Propane Alarm, Black
  • Upgrades single 12 Volt Propane Gas alarms to a dual alarm that detects both Propane Gas and CO. Replaces all Safe-T-Alert Model 40-442 Propane alarms
  • Ideal for Class A motor homes Class B van campers, Class C mini-motor homes, travel trailers, fifth wheels, truck and folding campers
  • Alarm mute button silences alarm while RV is ventilated. Rapid recovery sensor resets when silenced or reactivates alarm if dangerous levels of propane or CO remain.
  • 12 Volt power means no missing or dead batteries to replace.
  • Meets RVIA/NFPA requirements
  • Listed to UL 1484 RV

Replaces your propane & CO alarms that are over 5 years old.
ALT Part Numbers: MTI 45742BL, 38-6097
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Mti Industries

SKU:270-45742BL

UPC:715456457444

MTI INDUSTRIES 45-742-BL ALARM-12V FLUSH MNT LP-CO BLK
MTI INDUSTRIES 45-742-WT ALARM-12V FLUSH MNT LP-CO WHT
Price: $114.81
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: Safe t Alert 45 Series - Dual Carbon Monoxide / Propane Alarm, White
  • Upgrades single 12 Volt Propane Gas alarms to a dual alarm that detects both Propane Gas and CO. Replaces all Safe-T-Alert Model 40-442 Propane alarms
  • Ideal for Class A motor homes Class B van campers, Class C mini-motor homes, travel trailers, fifth wheels, truck and folding campers
  • Alarm mute button silences alarm while RV is ventilated. Rapid recovery sensor resets when silenced or reactivates alarm if dangerous levels of propane or CO remain.
  • 12 Volt power means no missing or dead batteries to replace.
  • Meets RVIA/NFPA requirements
  • Listed to UL 1484 RV

Replaces your propane & CO alarms that are over 5 years old.
ALT Part Numbers: MTI 45742WT, 38-6098
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Mti Industries

SKU:270-45742WT

UPC:715456457420

MTI INDUSTRIES 45-742-WT ALARM-12V FLUSH MNT LP-CO WHT
MTI INDUSTRIES 35-742-WT WHT FLUSH MNT CARB/PROP ALARM
Price: $114.82
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: MTI Industries 35742WT 12V 35 Series Safe-T-Alert Flush Mount RV Dual Carbon Monoxide/Propane Alarm, White
  • Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously
  • 12 Volt power means no missing or dead batteries to replace
  • Built for the extreme RV environment
  • Fully operational during mute cycle and will re-alarm if hazardous conditions recur
  • Meets RVIA/NFPA requirements
  • Listed to UL 1484 RV and UL 2034 RV
  • Upgrades single 12 Volt Propane Gas alarms to a dual alarm that detects both Propane Gas and CO
  • Model 35-742 flush mount can replace Safe-T-Alert LP Gas alarm 30-442 models and CCI Controls models 7770 & 7773 without modifications
ALT Part Numbers: MTI 35742WT, 31-6397
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Mti Industries

SKU:270-35742WT

UPC:715456357423

MTI INDUSTRIES 35-742-WT WHT FLUSH MNT CARB/PROP ALARM
MTI INDUSTRIES 35-742-BL ALARM-12V FLUSH MNT LP-CO BLK
Price: $114.82
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: MTI Industries 35742BL 12V 35 Series Safe-T-Alert Flush Mount RV Dual Carbon Monoxide/Propane Alarm, Black
  • Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously
  • 12 Volt power means no missing or dead batteries to replace
  • Built for the extreme RV environment
  • Fully operational during mute cycle and will re-alarm if hazardous conditions recur
  • Meets RVIA/NFPA requirements
  • Listed to UL 1484 RV and UL 2034 RV
  • Upgrades single 12 Volt Propane Gas alarms to a dual alarm that detects both Propane Gas and CO
  • Model 35-742 flush mount can replace Safe-T-Alert LP Gas alarm 30-442 models and CCI Controls models 7770 & 7773 without modifications
ALT Part Numbers: MTI 35742BL, 38-0069
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Mti Industries

SKU:270-35742BL

UPC:715456357447

MTI INDUSTRIES 35-742-BL ALARM-12V FLUSH MNT LP-CO BLK
MTI INDUSTRIES 30-442-P-WT WHT12VDC HRD.WIRE PROPANE DET.
Price: $76.62
Retail price is shown. * Add this item to the Shopping Cart to see your reduced price.

Product Description: MTI Industries 12V 30 Series Safe-T-Alert Flush Mount RV Propane/LP Gas Alarm
  • Meets requirements set by RVIA for LP Gas Alarms on RVs
  • Test/Reset Button - Mute alarm during ventilation. Tests all detector functions with one touch. No dangerous gas required
  • Alarm is fully operational during mute cycle and will re-alarm if hazardous conditions recur
  • Built for the extreme RV environment
  • UL listed for RVs and Unconditioned Areas
  • One year limited warranty
ALT Part Numbers: MTI 30442PWT, 31-6396
Important Note for Boat, Engine and Generator Parts: The responsibility for the accuracy of your order rests with you, the customer. If you have any question as to whether or not the part you are ordering is the right one for your boat/engine/generator, please do not hesitate to call us immediately at 321-952-1303 Monday-Friday 8-5pm. This is important to save both time and money. Carp Coastal Marine will be responsible for any mistakes that we make. However, if you make the decision without consult from us, then restocking and freight charges will be added to your order.

Brand: Mti Industries

SKU:270-30442PWT

UPC:715456404301

MTI INDUSTRIES 30-442-P-WT WHT12VDC HRD.WIRE PROPANE DET.