UL Listed Electrical Mount Blocks

UL rated for light fixtures up to 10 pounds, this receptacle allows the electrical connection to be made over the house wrap. Provides 18 cubic inches of free space—exceeding IRC requirements. Preflashed and assembled for easy installation. Made of cellular PVC to provide a lifetime of maintenance-free beauty, and an ABS flange.

Items 1 to 16 of 16 total

per page

    • Relevancy
    • Most Popular
    • Highest Rated
    • Price: Low to High
    • Price: High to Low
    • On Sale
    • Newest
  1. Mid-America - 00031110 - 7"W x 8"H MountMaster Electrical Block

    7"W x 8"H MountMaster Electrical Block

    Item No.: 00031110 FREE Shipping Usually ships in 16-21 business days
    $27.04

    Add to Wishlist Add to Compare
  2. Mid-America - 130110010 - Builders Edge 7"W x 8"H MountMaster Electrical Block

    Builders Edge 7"W x 8"H MountMaster Electrical Block

    Item No.: 130110010 FREE Shipping Usually ships in 10-12 business days
    $25.44 - $25.45

    Add to Wishlist Add to Compare
  3. Mid-America - 00031001 - 7"W x 8"H MountMaster Electrical Block, (10/pack)

    7"W x 8"H MountMaster Electrical Block, (10/pack)

    Item No.: 00031001 FREE Shipping Usually ships in 16-21 business days
    $190.99

    Add to Wishlist Add to Compare
  4. Mid-America - 130110020 - Builders Edge 8 1/8"W x 12"H Jumbo Centered MountMaster Electrical Block

    Builders Edge 8 1/8"W x 12"H Jumbo Centered MountMaster Electrical Block

    Item No.: 130110020 FREE Shipping Usually ships in 10-12 business days
    $43.38

    Add to Wishlist Add to Compare
  5. Mid-America - 00031002 - 7"W x 8"H MountMaster Electrical Block, (2/pack)

    7"W x 8"H MountMaster Electrical Block, (2/pack)

    Item No.: 00031002 FREE Shipping Usually ships in 16-21 business days
    $12.25 - $56.81

    Add to Wishlist Add to Compare
  6. Mid-America - 00033001 - 10 1/8"W x 12"H Super Jumbo Electrical Block

    10 1/8"W x 12"H Super Jumbo Electrical Block

    Item No.: 00033001 FREE Shipping Usually ships in 16-21 business days
    2
    $48.66 - $56.40

    Add to Wishlist Add to Compare
  7. Mid-America - 00032110 - 8 1/8"W x 12"H Jumbo Offset MountMaster Electrical Block

    8 1/8"W x 12"H Jumbo Offset MountMaster Electrical Block

    Item No.: 00032110 FREE Shipping Usually ships in 16-21 business days
    $46.10

    Add to Wishlist Add to Compare
  8. Mid-America - 130120005 - Builders Edge 8 1/8"W x 12"H Jumbo Offset MountMaster Electrical Block

    Builders Edge 8 1/8"W x 12"H Jumbo Offset MountMaster Electrical Block

    Item No.: 130120005 FREE Shipping Usually ships in 10-12 business days
    $43.38

    Add to Wishlist Add to Compare
  9. Mid-America - 00032111 - 8 1/8"W x 12"H Jumbo Centered MountMaster Electrical Block

    8 1/8"W x 12"H Jumbo Centered MountMaster Electrical Block

    Item No.: 00032111 FREE Shipping Usually ships in 16-21 business days
    $46.10

    Add to Wishlist Add to Compare
  10. Mid-America - 00033011 - 10 1/8"W x 12"H Super Jumbo Electrical Block, (4/pack)

    10 1/8"W x 12"H Super Jumbo Electrical Block, (4/pack)

    Item No.: 00033011 FREE Shipping Usually ships in 16-21 business days
    $165.96

    Add to Wishlist Add to Compare
  11. Mid-America - 00032011 - 8 1/8"W x 12"H Jumbo Centered MountMaster Electrical Block, (10/pack)

    8 1/8"W x 12"H Jumbo Centered MountMaster Electrical Block, (10/pack)

    Item No.: 00032011 FREE Shipping Usually ships in 16-21 business days
    1
    $325.69

    Add to Wishlist Add to Compare
  12. Mid-America - 00032002 - 8 1/8"W x 12"H Jumbo Offset MountMaster Electrical Block, (2/pack)

    8 1/8"W x 12"H Jumbo Offset MountMaster Electrical Block, (2/pack)

    Item No.: 00032002 FREE Shipping Usually ships in 16-21 business days
    1
    $70.41 - $96.81

    Add to Wishlist Add to Compare
  13. Mid-America - 00032010 - 8 1/8"W x 12"H Jumbo Offset MountMaster Electrical Block, (10/pack)

    8 1/8"W x 12"H Jumbo Offset MountMaster Electrical Block, (10/pack)

    Item No.: 00032010 FREE Shipping Usually ships in 16-21 business days
    1
    $325.69

    Add to Wishlist Add to Compare
  14. Mid-America - 130110030 - Builders Edge 10 1/8"W x 12"H Super Jumbo Electrical Block

    Builders Edge 10 1/8"W x 12"H Super Jumbo Electrical Block

    Item No.: 130110030 FREE Shipping Usually ships in 10-12 business days
    $47.40

    Add to Wishlist Add to Compare
  15. Mid-America - 00033111 - 10 1/8"W x 12"H Super Jumbo Electrical Block

    10 1/8"W x 12"H Super Jumbo Electrical Block

    Item No.: 00033111 FREE Shipping Usually ships in 16-21 business days
    $57.91

    Add to Wishlist Add to Compare
  16. Mid-America - 00032022 - 8 1/8"W x 12"H Jumbo Centered MountMaster Electrical Block, (2/pack)

    8 1/8"W x 12"H Jumbo Centered MountMaster Electrical Block, (2/pack)

    Item No.: 00032022 FREE Shipping Usually ships in 16-21 business days
    $70.41 - $96.81

    Add to Wishlist Add to Compare
Filter Your Results

Price
  1. $0.00 - $99.99 (11)
  2. $100.00 and above (1)

Product Selection

We offer a huge selection of DIY products available in standard and custom options.

Customer Support

We love our customers and have the support to prove it. With knowledgable sales representatives and skilled customer support representatives, we are here for you from start to finish.

Lowest Price Guarantee

We offer the best Lowest Price Guarantee. If you find the same product for less, we will match it. Up to 30 days after your purchase.
millwork logo

Millwork.com offers a complete selection of beautiful architectural products. From Moldings and Corbels to Shutters and Columns, Millwork.com has you covered.

1-855-564-5596

ORDERING & SHIPPING HELP

SECURITY & POLICIES

MY ACCOUNT

© Millwork.com. All Rights Reserved.
1-855-564-5596
6765 Horizon Road, Heath, TX 75032